diff --git a/.gitignore b/.gitignore
index 37d7e73..cbfdc3d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 node_modules
 .env
+snarks
diff --git a/abi/Aggregator.abi.json b/abi/Aggregator.abi.json
deleted file mode 100644
index 595ef1e..0000000
--- a/abi/Aggregator.abi.json
+++ /dev/null
@@ -1,319 +0,0 @@
-[
-  {
-    "inputs": [
-      {
-        "internalType": "bytes32[]",
-        "name": "domains",
-        "type": "bytes32[]"
-      }
-    ],
-    "name": "bulkResolve",
-    "outputs": [
-      {
-        "internalType": "address[]",
-        "name": "result",
-        "type": "address[]"
-      }
-    ],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "contract Governance",
-        "name": "governance",
-        "type": "address"
-      }
-    ],
-    "name": "getAllProposals",
-    "outputs": [
-      {
-        "components": [
-          {
-            "internalType": "address",
-            "name": "proposer",
-            "type": "address"
-          },
-          {
-            "internalType": "address",
-            "name": "target",
-            "type": "address"
-          },
-          {
-            "internalType": "uint256",
-            "name": "startTime",
-            "type": "uint256"
-          },
-          {
-            "internalType": "uint256",
-            "name": "endTime",
-            "type": "uint256"
-          },
-          {
-            "internalType": "uint256",
-            "name": "forVotes",
-            "type": "uint256"
-          },
-          {
-            "internalType": "uint256",
-            "name": "againstVotes",
-            "type": "uint256"
-          },
-          {
-            "internalType": "bool",
-            "name": "executed",
-            "type": "bool"
-          },
-          {
-            "internalType": "bool",
-            "name": "extended",
-            "type": "bool"
-          },
-          {
-            "internalType": "enum Governance.ProposalState",
-            "name": "state",
-            "type": "uint8"
-          }
-        ],
-        "internalType": "struct GovernanceAggregator.Proposal[]",
-        "name": "proposals",
-        "type": "tuple[]"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "contract Governance",
-        "name": "governance",
-        "type": "address"
-      },
-      {
-        "internalType": "address[]",
-        "name": "accs",
-        "type": "address[]"
-      }
-    ],
-    "name": "getGovernanceBalances",
-    "outputs": [
-      {
-        "internalType": "uint256[]",
-        "name": "amounts",
-        "type": "uint256[]"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "address[]",
-        "name": "fromTokens",
-        "type": "address[]"
-      },
-      {
-        "internalType": "uint256[]",
-        "name": "oneUnitAmounts",
-        "type": "uint256[]"
-      }
-    ],
-    "name": "getPricesInETH",
-    "outputs": [
-      {
-        "internalType": "uint256[]",
-        "name": "prices",
-        "type": "uint256[]"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "contract Governance",
-        "name": "governance",
-        "type": "address"
-      },
-      {
-        "internalType": "address",
-        "name": "account",
-        "type": "address"
-      }
-    ],
-    "name": "getUserData",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "balance",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "latestProposalId",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "latestProposalIdState",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "timelock",
-        "type": "uint256"
-      },
-      {
-        "internalType": "address",
-        "name": "delegatee",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "contract Miner",
-        "name": "miner",
-        "type": "address"
-      },
-      {
-        "internalType": "address[]",
-        "name": "instances",
-        "type": "address[]"
-      }
-    ],
-    "name": "minerRates",
-    "outputs": [
-      {
-        "internalType": "uint256[]",
-        "name": "_rates",
-        "type": "uint256[]"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "node",
-        "type": "bytes32"
-      }
-    ],
-    "name": "resolve",
-    "outputs": [
-      {
-        "internalType": "address",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "contract RewardSwap",
-        "name": "swap",
-        "type": "address"
-      }
-    ],
-    "name": "swapState",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "balance",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "poolWeight",
-        "type": "uint256"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "contract Miner",
-        "name": "miner",
-        "type": "address"
-      },
-      {
-        "internalType": "address[]",
-        "name": "instances",
-        "type": "address[]"
-      },
-      {
-        "internalType": "contract RewardSwap",
-        "name": "swap",
-        "type": "address"
-      }
-    ],
-    "name": "miningData",
-    "outputs": [
-      {
-        "internalType": "uint256[]",
-        "name": "_rates",
-        "type": "uint256[]"
-      },
-      {
-        "internalType": "uint256",
-        "name": "balance",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "poolWeight",
-        "type": "uint256"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "address[]",
-        "name": "fromTokens",
-        "type": "address[]"
-      },
-      {
-        "internalType": "uint256[]",
-        "name": "oneUnitAmounts",
-        "type": "uint256[]"
-      },
-      {
-        "internalType": "contract RewardSwap",
-        "name": "swap",
-        "type": "address"
-      }
-    ],
-    "name": "marketData",
-    "outputs": [
-      {
-        "internalType": "uint256[]",
-        "name": "prices",
-        "type": "uint256[]"
-      },
-      {
-        "internalType": "uint256",
-        "name": "balance",
-        "type": "uint256"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  }
-]
diff --git a/abi/tornado.json b/abi/tornado.json
deleted file mode 100644
index 6d22baa..0000000
--- a/abi/tornado.json
+++ /dev/null
@@ -1,519 +0,0 @@
-[
-  {
-    "constant": false,
-    "inputs": [
-      {
-        "internalType": "address",
-        "name": "_newOperator",
-        "type": "address"
-      }
-    ],
-    "name": "changeOperator",
-    "outputs": [],
-    "payable": false,
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "",
-        "type": "bytes32"
-      }
-    ],
-    "name": "nullifierHashes",
-    "outputs": [
-      {
-        "internalType": "bool",
-        "name": "",
-        "type": "bool"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": false,
-    "inputs": [
-      {
-        "internalType": "bytes",
-        "name": "_proof",
-        "type": "bytes"
-      },
-      {
-        "internalType": "bytes32",
-        "name": "_root",
-        "type": "bytes32"
-      },
-      {
-        "internalType": "bytes32",
-        "name": "_nullifierHash",
-        "type": "bytes32"
-      },
-      {
-        "internalType": "address payable",
-        "name": "_recipient",
-        "type": "address"
-      },
-      {
-        "internalType": "address payable",
-        "name": "_relayer",
-        "type": "address"
-      },
-      {
-        "internalType": "uint256",
-        "name": "_fee",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "_refund",
-        "type": "uint256"
-      }
-    ],
-    "name": "withdraw",
-    "outputs": [],
-    "payable": true,
-    "stateMutability": "payable",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [],
-    "name": "verifier",
-    "outputs": [
-      {
-        "internalType": "contract IVerifier",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "_left",
-        "type": "bytes32"
-      },
-      {
-        "internalType": "bytes32",
-        "name": "_right",
-        "type": "bytes32"
-      }
-    ],
-    "name": "hashLeftRight",
-    "outputs": [
-      {
-        "internalType": "bytes32",
-        "name": "",
-        "type": "bytes32"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "pure",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [],
-    "name": "FIELD_SIZE",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "",
-        "type": "uint256"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [],
-    "name": "levels",
-    "outputs": [
-      {
-        "internalType": "uint32",
-        "name": "",
-        "type": "uint32"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [],
-    "name": "operator",
-    "outputs": [
-      {
-        "internalType": "address",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "_root",
-        "type": "bytes32"
-      }
-    ],
-    "name": "isKnownRoot",
-    "outputs": [
-      {
-        "internalType": "bool",
-        "name": "",
-        "type": "bool"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "",
-        "type": "bytes32"
-      }
-    ],
-    "name": "commitments",
-    "outputs": [
-      {
-        "internalType": "bool",
-        "name": "",
-        "type": "bool"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [],
-    "name": "denomination",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "",
-        "type": "uint256"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [],
-    "name": "currentRootIndex",
-    "outputs": [
-      {
-        "internalType": "uint32",
-        "name": "",
-        "type": "uint32"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": false,
-    "inputs": [
-      {
-        "internalType": "address",
-        "name": "_newVerifier",
-        "type": "address"
-      }
-    ],
-    "name": "updateVerifier",
-    "outputs": [],
-    "payable": false,
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [
-      {
-        "internalType": "bytes32[]",
-        "name": "_nullifierHashes",
-        "type": "bytes32[]"
-      }
-    ],
-    "name": "isSpentArray",
-    "outputs": [
-      {
-        "internalType": "bool[]",
-        "name": "spent",
-        "type": "bool[]"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": false,
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "_commitment",
-        "type": "bytes32"
-      }
-    ],
-    "name": "deposit",
-    "outputs": [],
-    "payable": true,
-    "stateMutability": "payable",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [],
-    "name": "getLastRoot",
-    "outputs": [
-      {
-        "internalType": "bytes32",
-        "name": "",
-        "type": "bytes32"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [
-      {
-        "internalType": "uint256",
-        "name": "",
-        "type": "uint256"
-      }
-    ],
-    "name": "roots",
-    "outputs": [
-      {
-        "internalType": "bytes32",
-        "name": "",
-        "type": "bytes32"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [],
-    "name": "ROOT_HISTORY_SIZE",
-    "outputs": [
-      {
-        "internalType": "uint32",
-        "name": "",
-        "type": "uint32"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "_nullifierHash",
-        "type": "bytes32"
-      }
-    ],
-    "name": "isSpent",
-    "outputs": [
-      {
-        "internalType": "bool",
-        "name": "",
-        "type": "bool"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [
-      {
-        "internalType": "uint256",
-        "name": "",
-        "type": "uint256"
-      }
-    ],
-    "name": "zeros",
-    "outputs": [
-      {
-        "internalType": "bytes32",
-        "name": "",
-        "type": "bytes32"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [],
-    "name": "ZERO_VALUE",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "",
-        "type": "uint256"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [
-      {
-        "internalType": "uint256",
-        "name": "",
-        "type": "uint256"
-      }
-    ],
-    "name": "filledSubtrees",
-    "outputs": [
-      {
-        "internalType": "bytes32",
-        "name": "",
-        "type": "bytes32"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "constant": true,
-    "inputs": [],
-    "name": "nextIndex",
-    "outputs": [
-      {
-        "internalType": "uint32",
-        "name": "",
-        "type": "uint32"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "contract IVerifier",
-        "name": "_verifier",
-        "type": "address"
-      },
-      {
-        "internalType": "uint256",
-        "name": "_denomination",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint32",
-        "name": "_merkleTreeHeight",
-        "type": "uint32"
-      },
-      {
-        "internalType": "address",
-        "name": "_operator",
-        "type": "address"
-      }
-    ],
-    "payable": false,
-    "stateMutability": "nonpayable",
-    "type": "constructor"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "bytes32",
-        "name": "commitment",
-        "type": "bytes32"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint32",
-        "name": "leafIndex",
-        "type": "uint32"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "timestamp",
-        "type": "uint256"
-      }
-    ],
-    "name": "Deposit",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "to",
-        "type": "address"
-      },
-      {
-        "indexed": false,
-        "internalType": "bytes32",
-        "name": "nullifierHash",
-        "type": "bytes32"
-      },
-      {
-        "indexed": true,
-        "internalType": "address",
-        "name": "relayer",
-        "type": "address"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "fee",
-        "type": "uint256"
-      }
-    ],
-    "name": "Withdrawal",
-    "type": "event"
-  }
-]
diff --git a/abi/tornadoTrees.json b/abi/tornadoTrees.json
index c9f685b..5ab6b5f 100644
--- a/abi/tornadoTrees.json
+++ b/abi/tornadoTrees.json
@@ -2,24 +2,51 @@
   {
     "inputs": [
       {
-        "internalType": "bytes32",
+        "internalType": "address",
+        "name": "_governance",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
         "name": "_tornadoProxy",
-        "type": "bytes32"
+        "type": "address"
       },
       {
-        "internalType": "bytes32",
-        "name": "_hasher2",
-        "type": "bytes32"
+        "internalType": "contract ITornadoTreesV1",
+        "name": "_tornadoTreesV1",
+        "type": "address"
       },
       {
-        "internalType": "bytes32",
-        "name": "_hasher3",
-        "type": "bytes32"
+        "internalType": "contract IBatchTreeUpdateVerifier",
+        "name": "_treeUpdateVerifier",
+        "type": "address"
       },
       {
-        "internalType": "uint32",
-        "name": "_levels",
-        "type": "uint32"
+        "components": [
+          {
+            "internalType": "uint256",
+            "name": "depositsFrom",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "depositsStep",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "withdrawalsFrom",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "withdrawalsStep",
+            "type": "uint256"
+          }
+        ],
+        "internalType": "struct TornadoTrees.SearchParams",
+        "name": "_searchParams",
+        "type": "tuple"
       }
     ],
     "stateMutability": "nonpayable",
@@ -88,19 +115,13 @@
     "type": "event"
   },
   {
-    "inputs": [
-      {
-        "internalType": "bytes32[]",
-        "name": "domains",
-        "type": "bytes32[]"
-      }
-    ],
-    "name": "bulkResolve",
+    "inputs": [],
+    "name": "BYTES_SIZE",
     "outputs": [
       {
-        "internalType": "address[]",
-        "name": "result",
-        "type": "address[]"
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
       }
     ],
     "stateMutability": "view",
@@ -108,12 +129,90 @@
   },
   {
     "inputs": [],
-    "name": "depositTree",
+    "name": "CHUNK_SIZE",
     "outputs": [
       {
-        "internalType": "contract OwnableMerkleTree",
+        "internalType": "uint256",
         "name": "",
-        "type": "address"
+        "type": "uint256"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "CHUNK_TREE_HEIGHT",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "ITEM_SIZE",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "SNARK_FIELD",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "blockNumber",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "depositRoot",
+    "outputs": [
+      {
+        "internalType": "bytes32",
+        "name": "",
+        "type": "bytes32"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "depositV1Length",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
       }
     ],
     "stateMutability": "view",
@@ -140,10 +239,112 @@
   },
   {
     "inputs": [],
-    "name": "hasher",
+    "name": "depositsLength",
     "outputs": [
       {
-        "internalType": "contract IHasher",
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "contract ITornadoTreesV1",
+        "name": "_tornadoTreesV1",
+        "type": "address"
+      },
+      {
+        "internalType": "string",
+        "name": "_type",
+        "type": "string"
+      },
+      {
+        "internalType": "uint256",
+        "name": "index",
+        "type": "uint256"
+      }
+    ],
+    "name": "elementExists",
+    "outputs": [
+      {
+        "internalType": "bool",
+        "name": "success",
+        "type": "bool"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "contract ITornadoTreesV1",
+        "name": "_tornadoTreesV1",
+        "type": "address"
+      },
+      {
+        "internalType": "string",
+        "name": "_type",
+        "type": "string"
+      },
+      {
+        "internalType": "uint256",
+        "name": "_from",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "_step",
+        "type": "uint256"
+      }
+    ],
+    "name": "findArrayLength",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "getRegisteredDeposits",
+    "outputs": [
+      {
+        "internalType": "bytes32[]",
+        "name": "_deposits",
+        "type": "bytes32[]"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "getRegisteredWithdrawals",
+    "outputs": [
+      {
+        "internalType": "bytes32[]",
+        "name": "_withdrawals",
+        "type": "bytes32[]"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "governance",
+    "outputs": [
+      {
+        "internalType": "address",
         "name": "",
         "type": "address"
       }
@@ -178,59 +379,21 @@
     "type": "function"
   },
   {
-    "inputs": [
+    "inputs": [],
+    "name": "previousDepositRoot",
+    "outputs": [
       {
         "internalType": "bytes32",
-        "name": "node",
+        "name": "",
         "type": "bytes32"
       }
     ],
-    "name": "resolve",
-    "outputs": [
-      {
-        "internalType": "address",
-        "name": "",
-        "type": "address"
-      }
-    ],
     "stateMutability": "view",
     "type": "function"
   },
   {
     "inputs": [],
-    "name": "tornadoProxy",
-    "outputs": [
-      {
-        "internalType": "address",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "withdrawalTree",
-    "outputs": [
-      {
-        "internalType": "contract OwnableMerkleTree",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "uint256",
-        "name": "",
-        "type": "uint256"
-      }
-    ],
-    "name": "withdrawals",
+    "name": "previousWithdrawalRoot",
     "outputs": [
       {
         "internalType": "bytes32",
@@ -254,7 +417,7 @@
         "type": "bytes32"
       }
     ],
-    "name": "registerNewDeposit",
+    "name": "registerDeposit",
     "outputs": [],
     "stateMutability": "nonpayable",
     "type": "function"
@@ -268,11 +431,11 @@
       },
       {
         "internalType": "bytes32",
-        "name": "_nullifier",
+        "name": "_nullifierHash",
         "type": "bytes32"
       }
     ],
-    "name": "registerNewWithdrawal",
+    "name": "registerWithdrawal",
     "outputs": [],
     "stateMutability": "nonpayable",
     "type": "function"
@@ -280,78 +443,116 @@
   {
     "inputs": [
       {
-        "components": [
-          {
-            "internalType": "address",
-            "name": "instance",
-            "type": "address"
-          },
-          {
-            "internalType": "bytes32",
-            "name": "hash",
-            "type": "bytes32"
-          },
-          {
-            "internalType": "uint256",
-            "name": "block",
-            "type": "uint256"
-          }
-        ],
-        "internalType": "struct TornadoTrees.TreeLeaf[]",
-        "name": "_deposits",
-        "type": "tuple[]"
+        "internalType": "address",
+        "name": "_tornadoProxy",
+        "type": "address"
+      }
+    ],
+    "name": "setTornadoProxyContract",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "contract IBatchTreeUpdateVerifier",
+        "name": "_treeUpdateVerifier",
+        "type": "address"
+      }
+    ],
+    "name": "setVerifierContract",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "tornadoProxy",
+    "outputs": [
+      {
+        "internalType": "address",
+        "name": "",
+        "type": "address"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "tornadoTreesV1",
+    "outputs": [
+      {
+        "internalType": "contract ITornadoTreesV1",
+        "name": "",
+        "type": "address"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "treeUpdateVerifier",
+    "outputs": [
+      {
+        "internalType": "contract IBatchTreeUpdateVerifier",
+        "name": "",
+        "type": "address"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "bytes",
+        "name": "_proof",
+        "type": "bytes"
+      },
+      {
+        "internalType": "bytes32",
+        "name": "_argsHash",
+        "type": "bytes32"
+      },
+      {
+        "internalType": "bytes32",
+        "name": "_currentRoot",
+        "type": "bytes32"
+      },
+      {
+        "internalType": "bytes32",
+        "name": "_newRoot",
+        "type": "bytes32"
+      },
+      {
+        "internalType": "uint32",
+        "name": "_pathIndices",
+        "type": "uint32"
       },
       {
         "components": [
-          {
-            "internalType": "address",
-            "name": "instance",
-            "type": "address"
-          },
           {
             "internalType": "bytes32",
             "name": "hash",
             "type": "bytes32"
           },
-          {
-            "internalType": "uint256",
-            "name": "block",
-            "type": "uint256"
-          }
-        ],
-        "internalType": "struct TornadoTrees.TreeLeaf[]",
-        "name": "_withdrawals",
-        "type": "tuple[]"
-      }
-    ],
-    "name": "updateRoots",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "components": [
           {
             "internalType": "address",
             "name": "instance",
             "type": "address"
           },
           {
-            "internalType": "bytes32",
-            "name": "hash",
-            "type": "bytes32"
-          },
-          {
-            "internalType": "uint256",
+            "internalType": "uint32",
             "name": "block",
-            "type": "uint256"
+            "type": "uint32"
           }
         ],
-        "internalType": "struct TornadoTrees.TreeLeaf[]",
-        "name": "_deposits",
-        "type": "tuple[]"
+        "internalType": "struct TornadoTrees.TreeLeaf[4]",
+        "name": "_events",
+        "type": "tuple[4]"
       }
     ],
     "name": "updateDepositTree",
@@ -361,27 +562,52 @@
   },
   {
     "inputs": [
+      {
+        "internalType": "bytes",
+        "name": "_proof",
+        "type": "bytes"
+      },
+      {
+        "internalType": "bytes32",
+        "name": "_argsHash",
+        "type": "bytes32"
+      },
+      {
+        "internalType": "bytes32",
+        "name": "_currentRoot",
+        "type": "bytes32"
+      },
+      {
+        "internalType": "bytes32",
+        "name": "_newRoot",
+        "type": "bytes32"
+      },
+      {
+        "internalType": "uint256",
+        "name": "_pathIndices",
+        "type": "uint256"
+      },
       {
         "components": [
-          {
-            "internalType": "address",
-            "name": "instance",
-            "type": "address"
-          },
           {
             "internalType": "bytes32",
             "name": "hash",
             "type": "bytes32"
           },
           {
-            "internalType": "uint256",
+            "internalType": "address",
+            "name": "instance",
+            "type": "address"
+          },
+          {
+            "internalType": "uint32",
             "name": "block",
-            "type": "uint256"
+            "type": "uint32"
           }
         ],
-        "internalType": "struct TornadoTrees.TreeLeaf[]",
-        "name": "_withdrawals",
-        "type": "tuple[]"
+        "internalType": "struct TornadoTrees.TreeLeaf[4]",
+        "name": "_events",
+        "type": "tuple[4]"
       }
     ],
     "name": "updateWithdrawalTree",
@@ -407,19 +633,6 @@
     "stateMutability": "view",
     "type": "function"
   },
-  {
-    "inputs": [],
-    "name": "depositRoot",
-    "outputs": [
-      {
-        "internalType": "bytes32",
-        "name": "",
-        "type": "bytes32"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
   {
     "inputs": [],
     "name": "withdrawalRoot",
@@ -434,13 +647,19 @@
     "type": "function"
   },
   {
-    "inputs": [],
-    "name": "getRegisteredDeposits",
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "name": "withdrawals",
     "outputs": [
       {
-        "internalType": "bytes32[]",
-        "name": "_deposits",
-        "type": "bytes32[]"
+        "internalType": "bytes32",
+        "name": "",
+        "type": "bytes32"
       }
     ],
     "stateMutability": "view",
@@ -448,12 +667,12 @@
   },
   {
     "inputs": [],
-    "name": "getRegisteredWithdrawals",
+    "name": "withdrawalsLength",
     "outputs": [
       {
-        "internalType": "bytes32[]",
-        "name": "_withdrawals",
-        "type": "bytes32[]"
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
       }
     ],
     "stateMutability": "view",
@@ -461,7 +680,7 @@
   },
   {
     "inputs": [],
-    "name": "blockNumber",
+    "name": "withdrawalsV1Length",
     "outputs": [
       {
         "internalType": "uint256",
diff --git a/cache/deposit.json b/cache/deposit.json
new file mode 100644
index 0000000..fe51488
--- /dev/null
+++ b/cache/deposit.json
@@ -0,0 +1 @@
+[]
diff --git a/cache/withdrawal.json b/cache/withdrawal.json
new file mode 100644
index 0000000..fe51488
--- /dev/null
+++ b/cache/withdrawal.json
@@ -0,0 +1 @@
+[]
diff --git a/package.json b/package.json
index 0f45a57..c047083 100644
--- a/package.json
+++ b/package.json
@@ -11,16 +11,16 @@
   "author": "Roman Semenov <semenov.roma@gmail.com>",
   "license": "ISC",
   "dependencies": {
-    "circomlib": "git+https://github.com/tornadocash/circomlib.git#3b492f9801573eebcfe1b6c584afe8a3beecf2b4",
+    "circomlib": "git+https://github.com/tornadocash/circomlib.git#d20d53411d1bef61f38c99a8b36d5d0cc4836aa1",
     "cron": "^1.8.2",
     "dotenv": "^8.2.0",
-    "eth-ens-namehash": "^2.0.8",
+    "ethers": "^5.0.31",
     "fixed-merkle-tree": "^0.3.4",
     "ioredis": "^4.17.3",
-    "snarkjs": "git+https://github.com/tornadocash/snarkjs.git#869181cfaf7526fe8972073d31655493a04326d5",
+    "snarkjs": "^0.3.59",
     "torn-token": "^1.0.0",
-    "tx-manager": "^0.2.9",
-    "web3": "^1.2.11"
+    "tornado-trees": "^0.0.4",
+    "tx-manager": "^0.2.9"
   },
   "devDependencies": {
     "babel-eslint": "^10.1.0",
diff --git a/scripts/ganacheHelper.js b/scripts/ganacheHelper.js
deleted file mode 100644
index 3079552..0000000
--- a/scripts/ganacheHelper.js
+++ /dev/null
@@ -1,55 +0,0 @@
-// This module is used only for tests
-function send(method, params = []) {
-  return new Promise((resolve, reject) => {
-    // eslint-disable-next-line no-undef
-    web3.currentProvider.send(
-      {
-        jsonrpc: '2.0',
-        id: Date.now(),
-        method,
-        params,
-      },
-      (err, res) => {
-        return err ? reject(err) : resolve(res)
-      },
-    )
-  })
-}
-
-const takeSnapshot = async () => {
-  return await send('evm_snapshot')
-}
-
-const traceTransaction = async (tx) => {
-  return await send('debug_traceTransaction', [tx, {}])
-}
-
-const revertSnapshot = async (id) => {
-  await send('evm_revert', [id])
-}
-
-const mineBlock = async (timestamp) => {
-  await send('evm_mine', [timestamp])
-}
-
-const increaseTime = async (seconds) => {
-  await send('evm_increaseTime', [seconds])
-}
-
-const minerStop = async () => {
-  await send('miner_stop', [])
-}
-
-const minerStart = async () => {
-  await send('miner_start', [])
-}
-
-module.exports = {
-  takeSnapshot,
-  revertSnapshot,
-  mineBlock,
-  minerStop,
-  minerStart,
-  increaseTime,
-  traceTransaction,
-}
diff --git a/src/events.js b/src/events.js
index ef84882..8186d04 100644
--- a/src/events.js
+++ b/src/events.js
@@ -1,62 +1,82 @@
-const { web3, getTornadoTrees } = require('./singletons')
-const tornadoAbi = require('../abi/tornado.json')
-const { poseidonHash } = require('./utils')
-const { soliditySha3 } = require('web3-utils')
+const { getTornadoTrees, redis, getProvider } = require('./singletons')
+const { action } = require('./utils')
+const ethers = require('ethers')
+const abi = new ethers.utils.AbiCoder()
 
-async function getTornadoEvents({ instances, startBlock, endBlock, type }) {
-  const hashName = type === 'deposit' ? 'commitment' : 'nullifierHash'
-  const promises = instances.map((instance) => getInstanceEvents({ type, instance, startBlock, endBlock }))
+async function getTornadoTreesEvents(type, fromBlock, toBlock) {
+  const eventName = type === action.DEPOSIT ? 'DepositData' : 'WithdrawalData'
+  const events = await getProvider().getLogs({
+    address: getTornadoTrees().address,
+    topics: getTornadoTrees().filters[eventName]().topics,
+    fromBlock,
+    toBlock,
+  })
+  return events
+    .map((e) => {
+      const { instance, hash, block, index } = getTornadoTrees().interface.parseLog(e).args
+      const encodedData = abi.encode(
+        ['address', 'bytes32', 'uint256'],
+        [instance, hash, block],
+      )
+      return {
+        instance,
+        hash,
+        block: block.toNumber(),
+        index: index.toNumber(),
+        sha3: ethers.utils.keccak256(encodedData)
+      }
+    })
+    .sort((a, b) => a.index - b.index)
+}
 
-  const raw = await Promise.all(promises)
-
-  const events = raw.flat().reduce((acc, e) => {
-    const encodedData = web3.eth.abi.encodeParameters(
-      ['address', 'bytes32', 'uint256'],
-      [e.address, e.returnValues[hashName], e.blockNumber],
-    )
-    const leafHash = soliditySha3({ t: 'bytes', v: encodedData })
-    acc[leafHash] = {
-      instance: e.address,
-      hash: e.returnValues[hashName],
-      block: e.blockNumber,
+async function getEventsWithCache(type) {
+  const currentBlock = await getProvider().getBlockNumber()
+  const lastBlock = Number(await redis.get(`${type}LastBlock`) || 0) + 1
+  // if (currentBlock <= lastBlock) {
+  //   throw new Error('Current block is lower than last block')
+  // }
+  let cachedEvents = (await redis.lrange(type, 0, -1)).map((e) => JSON.parse(e))
+  if (cachedEvents.length === 0) {
+    cachedEvents = require(`../cache/${type}.json`)
+    if (cachedEvents.length > 0) {
+      await redis.rpush(type, cachedEvents.map((e) => JSON.stringify(e)))
     }
-    return acc
-  }, {})
-  return events
+  }
+  const newEvents = await getTornadoTreesEvents(type, lastBlock, currentBlock)
+  if (newEvents.length > 0) {
+    await redis.rpush(type, newEvents.map((e) => JSON.stringify(e)))
+  }
+  await redis.set(`${type}LastBlock`, currentBlock)
+  return cachedEvents.concat(newEvents)
 }
 
-async function getInstanceEvents({ type, instance, startBlock, endBlock }) {
-  const eventName = type === 'deposit' ? 'Deposit' : 'Withdrawal'
+async function getEvents(type) {
+  const pendingMethod = type === action.DEPOSIT ? 'getRegisteredDeposits' : 'getRegisteredWithdrawals'
+  const pendingEventHashes = await getTornadoTrees()[pendingMethod]()
 
-  const contract = new web3.eth.Contract(tornadoAbi, instance)
-  const events = await contract.getPastEvents(eventName, {
-    fromBlock: startBlock,
-    toBlock: endBlock,
-  })
-  return events
-}
+  const committedMethod = type === action.DEPOSIT ? 'lastProcessedDepositLeaf' : 'lastProcessedWithdrawalLeaf'
+  const committedCount = await getTornadoTrees()[committedMethod]()
 
-async function getMiningEvents(startBlock, endBlock, type) {
-  const eventName = type === 'deposit' ? 'DepositData' : 'WithdrawalData'
-  const tornadoTrees = await getTornadoTrees()
-  const events = await tornadoTrees.getPastEvents(eventName, {
-    fromBlock: startBlock,
-    toBlock: endBlock,
-  })
-  return events
-    .sort((a, b) => a.returnValues.index - b.returnValues.index)
-    .map((e) => poseidonHash([e.returnValues.instance, e.returnValues.hash, e.returnValues.block]))
-}
+  const events = await getEventsWithCache(type)
 
-async function getRegisteredEvents({ type }) {
-  const method = type === 'deposit' ? 'getRegisteredDeposits' : 'getRegisteredWithdrawals'
-  const tornadoTrees = await getTornadoTrees()
-  const events = await tornadoTrees.methods[method]().call()
-  return events
+  const committedEvents = events.slice(0, committedCount)
+  const pendingEvents = pendingEventHashes.map((e) => events.find(a => a.sha3 === e))
+
+  if (pendingEvents.some((e) => e === undefined)) {
+    pendingEvents.forEach((e, i) => {
+      if (e === undefined) {
+        console.log('Unknown event', pendingEventHashes[i])
+      }
+    })
+    throw new Error('Tree contract expects unknown tornado event')
+  }
+
+  return {
+    committedEvents,
+    pendingEvents,
+  }
 }
 
 module.exports = {
-  getTornadoEvents,
-  getMiningEvents,
-  getRegisteredEvents,
+  getEvents,
 }
diff --git a/src/index.js b/src/index.js
index 90eefe8..a5f16b2 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,91 +1,16 @@
 require('dotenv').config()
 const cron = require('cron')
-const { web3, redis, getTornadoTrees, txManager } = require('./singletons')
-const config = require('torn-token')
-const { getTornadoEvents, getRegisteredEvents } = require('./events')
-const { toWei, toHex } = require('web3-utils')
+const { getEvents } = require('./events')
+const { updateTree } = require('./update')
 const { action } = require('./utils')
 
-const STARTING_BLOCK = process.env.STARTING_BLOCK || 0
-const prefix = {
-  1: '',
-  42: 'kovan.',
-  5: 'goerli.',
-}
-
-let previousUpload = action.DEPOSIT
-
-async function main(isRetry = false) {
-  const tornadoTrees = await getTornadoTrees()
-  const newEvents = {}
-  const startBlock = Number((await redis.get('lastBlock')) || STARTING_BLOCK) + 1
-  const netId = await web3.eth.getChainId()
-  const currentBlock = await web3.eth.getBlockNumber()
-  const explorer = `https://${prefix[netId]}etherscan.io`
-  const instances = Object.values(config.instances[`netId${netId}`].eth.instanceAddress)
-  console.log(`Getting events for blocks ${startBlock} to ${currentBlock}`)
+async function main() {
+  // todo retry
   for (const type of Object.values(action)) {
-    const newRegisteredEvents = await getRegisteredEvents({ type })
-    const tornadoEvents = await getTornadoEvents({ instances, startBlock, endBlock: currentBlock, type })
-
-    newEvents[type] = newRegisteredEvents.map((e) => tornadoEvents[e])
-    if (newEvents[type].some((e) => e === undefined)) {
-      console.log('Tree contract expects unknown tornado event')
-      console.log(newRegisteredEvents.find((e) => !tornadoEvents[e]))
-      if (isRetry) {
-        console.log('Quitting')
-      } else {
-        console.log('Retrying')
-        await redis.set('lastBlock', STARTING_BLOCK)
-        await main(true)
-      }
-      return
-    }
+    const { committedEvents, pendingEvents } = await getEvents(type)
+    console.log(`There are ${pendingEvents.length} unprocessed ${type}s`)
+    await updateTree(committedEvents, pendingEvents, type)
   }
-
-  console.log(
-    `There are ${newEvents[action.DEPOSIT].length} unprocessed deposits and ${
-      newEvents[action.WITHDRAWAL].length
-    } withdrawals`,
-  )
-
-  while (newEvents[action.DEPOSIT].length || newEvents[action.WITHDRAWAL].length) {
-    const chunks = {}
-    const type = previousUpload === action.DEPOSIT ? action.WITHDRAWAL : action.DEPOSIT
-    chunks[type] = newEvents[type].splice(0, process.env.INSERT_BATCH_SIZE)
-
-    console.log(`Submitting tree update with ${chunks[type].length} ${type}s`)
-
-    const args =
-      previousUpload === action.DEPOSIT ? [[], chunks[action.WITHDRAWAL]] : [chunks[action.DEPOSIT], []]
-    const data = tornadoTrees.methods.updateRoots(...args).encodeABI()
-    const tx = txManager.createTx({
-      to: tornadoTrees._address,
-      data,
-      gasPrice: toHex(toWei(process.env.GAS_PRICE, 'Gwei')),
-    })
-
-    try {
-      await tx
-        .send()
-        .on('transactionHash', (hash) => console.log(`Transaction: ${explorer}/tx/${hash}`))
-        .on('mined', (receipt) => console.log('Mined in block', receipt.blockNumber))
-        .on('confirmations', (n) => console.log(`Got ${n} confirmations`))
-    } catch (e) {
-      console.log('Tx failed...', e)
-      if (isRetry) {
-        console.log('Quitting')
-      } else {
-        await redis.set('lastBlock', STARTING_BLOCK)
-        console.log('Retrying')
-        await main(true)
-      }
-      return
-    }
-    previousUpload = type
-  }
-
-  await redis.set('lastBlock', currentBlock)
   console.log('Done')
 }
 
diff --git a/src/resolver.js b/src/resolver.js
deleted file mode 100644
index d09a6c2..0000000
--- a/src/resolver.js
+++ /dev/null
@@ -1,29 +0,0 @@
-const Web3 = require('web3')
-const web3 = new Web3(process.env.RPC_URL)
-const aggregator = new web3.eth.Contract(require('../abi/Aggregator.abi.json'), process.env.AGGREGATOR)
-const ens = require('eth-ens-namehash')
-
-class ENSResolver {
-  constructor() {
-    this.addresses = {}
-  }
-
-  async resolve(domains) {
-    if (!Array.isArray(domains)) {
-      domains = [domains]
-    }
-
-    const unresolved = domains.filter((d) => !this.addresses[d])
-    if (unresolved.length) {
-      const resolved = await aggregator.methods.bulkResolve(unresolved.map(ens.hash)).call()
-      for (let i = 0; i < resolved.length; i++) {
-        this.addresses[domains[i]] = resolved[i]
-      }
-    }
-
-    const addresses = domains.map((domain) => this.addresses[domain])
-    return addresses.length === 1 ? addresses[0] : addresses
-  }
-}
-
-module.exports = ENSResolver
diff --git a/src/singletons.js b/src/singletons.js
index 13173c7..71b8775 100644
--- a/src/singletons.js
+++ b/src/singletons.js
@@ -1,39 +1,40 @@
 require('dotenv').config()
-const Web3 = require('web3')
+const ethers = require('ethers')
 const { TxManager } = require('tx-manager')
 const tornadoTreesAbi = require('../abi/tornadoTrees.json')
 const Redis = require('ioredis')
-const ENSResolver = require('./resolver')
-const resolver = new ENSResolver()
 const redis = new Redis(process.env.REDIS_URL)
 const config = require('torn-token')
 let tornadoTrees
-
-const web3 = new Web3(process.env.RPC_URL)
-web3.eth.accounts.wallet.add('0x' + process.env.PRIVATE_KEY)
-web3.eth.defaultAccount = web3.eth.accounts.privateKeyToAccount('0x' + process.env.PRIVATE_KEY).address
+let provider
 
 const txManager = new TxManager({
   privateKey: process.env.PRIVATE_KEY,
   rpcUrl: process.env.RPC_URL,
-  broadcastNodes: process.env.BROADCAST_NODES.split(','),
+  broadcastNodes: process.env.BROADCAST_NODES ? process.env.BROADCAST_NODES.split(',') : undefined,
   config: {
     CONFIRMATIONS: process.env.CONFIRMATION_BLOCKS,
     MAX_GAS_PRICE: process.env.GAS_PRICE,
   },
 })
 
-async function getTornadoTrees() {
+function getProvider() {
+  if (!provider) {
+    provider = new ethers.providers.JsonRpcProvider(process.env.RPC_URL)
+  }
+  return provider
+}
+
+function getTornadoTrees() {
   if (!tornadoTrees) {
-    tornadoTrees = new web3.eth.Contract(tornadoTreesAbi, await resolver.resolve(config.tornadoTrees.address))
-    console.log('Resolved tornadoTrees contract:', tornadoTrees._address)
+    tornadoTrees = new ethers.Contract(process.env.TORNADO_TREES || config.tornadoTrees.address, tornadoTreesAbi, getProvider())
   }
   return tornadoTrees
 }
 
 module.exports = {
-  web3,
   redis,
   getTornadoTrees,
+  getProvider,
   txManager,
 }
diff --git a/src/update.js b/src/update.js
new file mode 100644
index 0000000..46f134f
--- /dev/null
+++ b/src/update.js
@@ -0,0 +1,43 @@
+require('dotenv').config()
+const { getTornadoTrees, txManager, getProvider } = require('./singletons')
+const { action, getExplorer, poseidonHash, poseidonHash2, toFixedHex } = require('./utils')
+const { parseUnits } = require('ethers').utils
+const tornadoTrees = require('tornado-trees')
+const MerkleTree = require('fixed-merkle-tree')
+
+const { INSERT_BATCH_SIZE, GAS_PRICE } = process.env
+
+async function updateTree(committedEvents, pendingEvents, type) {
+  const netId = (await getProvider().getNetwork()).chainId
+  const leaves = committedEvents.map((e) => poseidonHash([e.instance, e.hash, e.block]))
+  const tree = new MerkleTree(20, leaves, { hashFunction: poseidonHash2 })
+  const rootMethod = type === action.DEPOSIT ? 'depositRoot' : 'withdrawalRoot'
+  const root = toFixedHex(await getTornadoTrees()[rootMethod]())
+  if (root !== tree.root()) {
+    throw new Error(`Invalid ${type} root! Contract: ${root}, local: ${tree.root()}`)
+  }
+  while (pendingEvents.length >= INSERT_BATCH_SIZE) {
+    const chunk = pendingEvents.splice(0, INSERT_BATCH_SIZE)
+
+    console.log('Generating snark proof')
+    const { input, args } = tornadoTrees.batchTreeUpdate(tree, chunk)
+    const proof = await tornadoTrees.prove(input, './snarks/BatchTreeUpdate')
+
+    console.log('Sending update tx')
+    const method = type === action.DEPOSIT ? 'updateDepositTree' : 'updateWithdrawalTree'
+    const txData = await getTornadoTrees().populateTransaction[method](proof, ...args, { gasPrice: parseUnits(GAS_PRICE, 'gwei') })
+    const tx = txManager.createTx(txData)
+
+    const receiptPromise = tx
+      .send()
+      .on('transactionHash', (hash) => console.log(`Transaction: ${getExplorer(netId)}/tx/${hash}`))
+      .on('mined', (receipt) => console.log('Mined in block', receipt.blockNumber))
+      .on('confirmations', (n) => console.log(`Got ${n} confirmations`))
+
+    await receiptPromise // todo optional
+  }
+}
+
+module.exports = {
+  updateTree,
+}
diff --git a/src/utils.js b/src/utils.js
index a30f569..e8b6a54 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -1,18 +1,31 @@
-const { bigInt } = require('snarkjs')
+const { BigNumber } = require('ethers')
 const { poseidon } = require('circomlib')
 
 /** BigNumber to hex string of specified length */
 const toFixedHex = (number, length = 32) =>
   '0x' +
-  (number instanceof Buffer ? number.toString('hex') : bigInt(number).toString(16)).padStart(length * 2, '0')
+  (number instanceof Buffer
+      ? number.toString('hex')
+      : BigNumber.from(number).toHexString().slice(2)
+  ).padStart(length * 2, '0')
 
 const poseidonHash = (items) => toFixedHex(poseidon(items))
 const poseidonHash2 = (a, b) => poseidonHash([a, b])
 
 const action = Object.freeze({ DEPOSIT: 'deposit', WITHDRAWAL: 'withdrawal' })
+
+const prefix = {
+  1: '',
+  5: 'goerli.',
+  42: 'kovan.',
+}
+
+const getExplorer = (netId) => `https://${prefix[netId]}etherscan.io`
+
 module.exports = {
   toFixedHex,
   poseidonHash,
   poseidonHash2,
+  getExplorer,
   action,
 }
diff --git a/yarn.lock b/yarn.lock
index 971986d..90998de 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -108,6 +108,21 @@
     "@ethersproject/properties" ">=5.0.0-beta.131"
     "@ethersproject/strings" ">=5.0.0-beta.130"
 
+"@ethersproject/abi@5.0.12", "@ethersproject/abi@^5.0.10":
+  version "5.0.12"
+  resolved "https://registry.yarnpkg.com/@ethersproject/abi/-/abi-5.0.12.tgz#9aebe6aedc05ce45bb6c41b06d80bd195b7de77c"
+  integrity sha512-Ujr/3bwyYYjXLDQfebeiiTuvOw9XtUKM8av6YkoBeMXyGQM9GkjrQlwJMNwGTmqjATH/ZNbRgCh98GjOLiIB1Q==
+  dependencies:
+    "@ethersproject/address" "^5.0.9"
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/constants" "^5.0.8"
+    "@ethersproject/hash" "^5.0.10"
+    "@ethersproject/keccak256" "^5.0.7"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/properties" "^5.0.7"
+    "@ethersproject/strings" "^5.0.8"
+
 "@ethersproject/abi@5.0.7", "@ethersproject/abi@^5.0.5":
   version "5.0.7"
   resolved "https://registry.yarnpkg.com/@ethersproject/abi/-/abi-5.0.7.tgz#79e52452bd3ca2956d0e1c964207a58ad1a0ee7b"
@@ -136,6 +151,30 @@
     "@ethersproject/transactions" "^5.0.5"
     "@ethersproject/web" "^5.0.6"
 
+"@ethersproject/abstract-provider@5.0.9", "@ethersproject/abstract-provider@^5.0.8":
+  version "5.0.9"
+  resolved "https://registry.yarnpkg.com/@ethersproject/abstract-provider/-/abstract-provider-5.0.9.tgz#a55410b73e3994842884eb82b1f43e3a9f653eea"
+  integrity sha512-X9fMkqpeu9ayC3JyBkeeZhn35P4xQkpGX/l+FrxDtEW9tybf/UWXSMi8bGThpPtfJ6q6U2LDetXSpSwK4TfYQQ==
+  dependencies:
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/networks" "^5.0.7"
+    "@ethersproject/properties" "^5.0.7"
+    "@ethersproject/transactions" "^5.0.9"
+    "@ethersproject/web" "^5.0.12"
+
+"@ethersproject/abstract-signer@5.0.13", "@ethersproject/abstract-signer@^5.0.10":
+  version "5.0.13"
+  resolved "https://registry.yarnpkg.com/@ethersproject/abstract-signer/-/abstract-signer-5.0.13.tgz#59b4d0367d6327ec53bc269c6730c44a4a3b043c"
+  integrity sha512-VBIZEI5OK0TURoCYyw0t3w+TEO4kdwnI9wvt4kqUwyxSn3YCRpXYVl0Xoe7XBR/e5+nYOi2MyFGJ3tsFwONecQ==
+  dependencies:
+    "@ethersproject/abstract-provider" "^5.0.8"
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/properties" "^5.0.7"
+
 "@ethersproject/abstract-signer@5.0.7", "@ethersproject/abstract-signer@^5.0.4", "@ethersproject/abstract-signer@^5.0.6":
   version "5.0.7"
   resolved "https://registry.yarnpkg.com/@ethersproject/abstract-signer/-/abstract-signer-5.0.7.tgz#cdbd3bd479edf77c71b7f6a6156b0275b1176ded"
@@ -147,6 +186,17 @@
     "@ethersproject/logger" "^5.0.5"
     "@ethersproject/properties" "^5.0.3"
 
+"@ethersproject/address@5.0.10", "@ethersproject/address@^5.0.9":
+  version "5.0.10"
+  resolved "https://registry.yarnpkg.com/@ethersproject/address/-/address-5.0.10.tgz#2bc69fdff4408e0570471cd19dee577ab06a10d0"
+  integrity sha512-70vqESmW5Srua1kMDIN6uVfdneZMaMyRYH4qPvkAXGkbicrCOsA9m01vIloA4wYiiF+HLEfL1ENKdn5jb9xiAw==
+  dependencies:
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/keccak256" "^5.0.7"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/rlp" "^5.0.7"
+
 "@ethersproject/address@5.0.5", "@ethersproject/address@^5.0.4", "@ethersproject/address@^5.0.5":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/address/-/address-5.0.5.tgz#2caa65f6b7125015395b1b54c985ee0b27059cc7"
@@ -178,6 +228,13 @@
   dependencies:
     "@ethersproject/bytes" "^5.0.4"
 
+"@ethersproject/base64@5.0.8", "@ethersproject/base64@^5.0.7":
+  version "5.0.8"
+  resolved "https://registry.yarnpkg.com/@ethersproject/base64/-/base64-5.0.8.tgz#1bc4b4b8c59c1debf972c7164b96c0b8964a20a1"
+  integrity sha512-PNbpHOMgZpZ1skvQl119pV2YkCPXmZTxw+T92qX0z7zaMFPypXWTZBzim+hUceb//zx4DFjeGT4aSjZRTOYThg==
+  dependencies:
+    "@ethersproject/bytes" "^5.0.9"
+
 "@ethersproject/basex@5.0.4", "@ethersproject/basex@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/basex/-/basex-5.0.4.tgz#93e1cd11f9a47281da2389de24f88e13e9d90847"
@@ -186,6 +243,23 @@
     "@ethersproject/bytes" "^5.0.4"
     "@ethersproject/properties" "^5.0.3"
 
+"@ethersproject/basex@5.0.8", "@ethersproject/basex@^5.0.7":
+  version "5.0.8"
+  resolved "https://registry.yarnpkg.com/@ethersproject/basex/-/basex-5.0.8.tgz#6867fad20047aa29fbd4b880f27894ed04cc7bb8"
+  integrity sha512-PCVKZIShBQUqAXjJSvaCidThPvL0jaaQZcewJc0sf8Xx05BizaOS8r3jdPdpNdY+/qZtRDqwHTSKjvR/xssyLQ==
+  dependencies:
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/properties" "^5.0.7"
+
+"@ethersproject/bignumber@5.0.14", "@ethersproject/bignumber@^5.0.13":
+  version "5.0.14"
+  resolved "https://registry.yarnpkg.com/@ethersproject/bignumber/-/bignumber-5.0.14.tgz#605bc61dcbd4a8c6df8b5a7a77c0210273f3de8a"
+  integrity sha512-Q4TjMq9Gg3Xzj0aeJWqJgI3tdEiPiET7Y5OtNtjTAODZ2kp4y9jMNg97zVcvPedFvGROdpGDyCI77JDFodUzOw==
+  dependencies:
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/logger" "^5.0.8"
+    bn.js "^4.4.0"
+
 "@ethersproject/bignumber@5.0.8", "@ethersproject/bignumber@^5.0.7", "@ethersproject/bignumber@^5.0.8":
   version "5.0.8"
   resolved "https://registry.yarnpkg.com/@ethersproject/bignumber/-/bignumber-5.0.8.tgz#cee33bd8eb0266176def0d371b45274b1d2c4ec0"
@@ -204,6 +278,13 @@
     "@ethersproject/logger" "^5.0.0"
     bn.js "^4.4.0"
 
+"@ethersproject/bytes@5.0.10", "@ethersproject/bytes@^5.0.9":
+  version "5.0.10"
+  resolved "https://registry.yarnpkg.com/@ethersproject/bytes/-/bytes-5.0.10.tgz#aa49afe7491ba24ff76fa33d98677351263f9ba4"
+  integrity sha512-vpu0v1LZ1j1s9kERQIMnVU69MyHEzUff7nqK9XuCU4vx+AM8n9lU2gj7jtJIvGSt9HzatK/6I6bWusI5nyuaTA==
+  dependencies:
+    "@ethersproject/logger" "^5.0.8"
+
 "@ethersproject/bytes@5.0.5", "@ethersproject/bytes@^5.0.4":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/bytes/-/bytes-5.0.5.tgz#688b70000e550de0c97a151a21f15b87d7f97d7c"
@@ -225,6 +306,13 @@
   dependencies:
     "@ethersproject/bignumber" "^5.0.7"
 
+"@ethersproject/constants@5.0.9", "@ethersproject/constants@^5.0.8":
+  version "5.0.9"
+  resolved "https://registry.yarnpkg.com/@ethersproject/constants/-/constants-5.0.9.tgz#81ac44c3bf612de63eb1c490b314ea1b932cda9f"
+  integrity sha512-2uAKH89UcaJP/Sc+54u92BtJtZ4cPgcS1p0YbB1L3tlkavwNvth+kNCUplIB1Becqs7BOZr0B/3dMNjhJDy4Dg==
+  dependencies:
+    "@ethersproject/bignumber" "^5.0.13"
+
 "@ethersproject/constants@>=5.0.0-beta.128", "@ethersproject/constants@^5.0.0":
   version "5.0.2"
   resolved "https://registry.yarnpkg.com/@ethersproject/constants/-/constants-5.0.2.tgz#f7ac0b320e2bbec1a5950da075015f8bc4e8fed1"
@@ -232,6 +320,21 @@
   dependencies:
     "@ethersproject/bignumber" "^5.0.0"
 
+"@ethersproject/contracts@5.0.11":
+  version "5.0.11"
+  resolved "https://registry.yarnpkg.com/@ethersproject/contracts/-/contracts-5.0.11.tgz#e6cc57698a05be2329cb2ca3d7e87686f95e438a"
+  integrity sha512-FTUUd/6x00dYL2VufE2VowZ7h3mAyBfCQMGwI3tKDIWka+C0CunllFiKrlYCdiHFuVeMotR65dIcnzbLn72MCw==
+  dependencies:
+    "@ethersproject/abi" "^5.0.10"
+    "@ethersproject/abstract-provider" "^5.0.8"
+    "@ethersproject/abstract-signer" "^5.0.10"
+    "@ethersproject/address" "^5.0.9"
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/constants" "^5.0.8"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/properties" "^5.0.7"
+
 "@ethersproject/contracts@5.0.5":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/contracts/-/contracts-5.0.5.tgz#64831a341ec8ca225e83ff3e9437c26b970fd5d7"
@@ -247,6 +350,20 @@
     "@ethersproject/logger" "^5.0.5"
     "@ethersproject/properties" "^5.0.3"
 
+"@ethersproject/hash@5.0.11", "@ethersproject/hash@^5.0.10":
+  version "5.0.11"
+  resolved "https://registry.yarnpkg.com/@ethersproject/hash/-/hash-5.0.11.tgz#da89517438bbbf8a39df56fff09f0a71669ae7a7"
+  integrity sha512-H3KJ9fk33XWJ2djAW03IL7fg3DsDMYjO1XijiUb1hJ85vYfhvxu0OmsU7d3tg2Uv1H1kFSo8ghr3WFQ8c+NL3g==
+  dependencies:
+    "@ethersproject/abstract-signer" "^5.0.10"
+    "@ethersproject/address" "^5.0.9"
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/keccak256" "^5.0.7"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/properties" "^5.0.7"
+    "@ethersproject/strings" "^5.0.8"
+
 "@ethersproject/hash@5.0.6", "@ethersproject/hash@^5.0.4":
   version "5.0.6"
   resolved "https://registry.yarnpkg.com/@ethersproject/hash/-/hash-5.0.6.tgz#2a2e8a1470685421217e9e86e9971ca636e609ce"
@@ -289,6 +406,43 @@
     "@ethersproject/transactions" "^5.0.5"
     "@ethersproject/wordlists" "^5.0.4"
 
+"@ethersproject/hdnode@5.0.9", "@ethersproject/hdnode@^5.0.8":
+  version "5.0.9"
+  resolved "https://registry.yarnpkg.com/@ethersproject/hdnode/-/hdnode-5.0.9.tgz#ce65b430d3d3f0cd3c8f9dfaaf376b55881d9dba"
+  integrity sha512-S5UMmIC6XfFtqhUK4uTjD8GPNzSbE+sZ/0VMqFnA3zAJ+cEFZuEyhZDYnl2ItGJzjT4jsy+uEy1SIl3baYK1PQ==
+  dependencies:
+    "@ethersproject/abstract-signer" "^5.0.10"
+    "@ethersproject/basex" "^5.0.7"
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/pbkdf2" "^5.0.7"
+    "@ethersproject/properties" "^5.0.7"
+    "@ethersproject/sha2" "^5.0.7"
+    "@ethersproject/signing-key" "^5.0.8"
+    "@ethersproject/strings" "^5.0.8"
+    "@ethersproject/transactions" "^5.0.9"
+    "@ethersproject/wordlists" "^5.0.8"
+
+"@ethersproject/json-wallets@5.0.11", "@ethersproject/json-wallets@^5.0.10":
+  version "5.0.11"
+  resolved "https://registry.yarnpkg.com/@ethersproject/json-wallets/-/json-wallets-5.0.11.tgz#86fdc41b7762acb443d6a896f6c61231ab2aee5d"
+  integrity sha512-0GhWScWUlXXb4qJNp0wmkU95QS3YdN9UMOfMSEl76CRANWWrmyzxcBVSXSBu5iQ0/W8wO+xGlJJ3tpA6v3mbIw==
+  dependencies:
+    "@ethersproject/abstract-signer" "^5.0.10"
+    "@ethersproject/address" "^5.0.9"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/hdnode" "^5.0.8"
+    "@ethersproject/keccak256" "^5.0.7"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/pbkdf2" "^5.0.7"
+    "@ethersproject/properties" "^5.0.7"
+    "@ethersproject/random" "^5.0.7"
+    "@ethersproject/strings" "^5.0.8"
+    "@ethersproject/transactions" "^5.0.9"
+    aes-js "3.0.0"
+    scrypt-js "3.0.1"
+
 "@ethersproject/json-wallets@5.0.7", "@ethersproject/json-wallets@^5.0.6":
   version "5.0.7"
   resolved "https://registry.yarnpkg.com/@ethersproject/json-wallets/-/json-wallets-5.0.7.tgz#4c48753b38ce7bce23a55f25c23f24617cf560e5"
@@ -316,6 +470,14 @@
     "@ethersproject/bytes" "^5.0.4"
     js-sha3 "0.5.7"
 
+"@ethersproject/keccak256@5.0.8", "@ethersproject/keccak256@^5.0.7":
+  version "5.0.8"
+  resolved "https://registry.yarnpkg.com/@ethersproject/keccak256/-/keccak256-5.0.8.tgz#13aaf69e1c8bd15fc59a2ebd055c0878f2a059c8"
+  integrity sha512-zoGbwXcWWs9MX4NOAZ7N0hhgIRl4Q/IO/u9c/RHRY4WqDy3Ywm0OLamEV53QDwhjwn3YiiVwU1Ve5j7yJ0a/KQ==
+  dependencies:
+    "@ethersproject/bytes" "^5.0.9"
+    js-sha3 "0.5.7"
+
 "@ethersproject/keccak256@>=5.0.0-beta.127", "@ethersproject/keccak256@^5.0.0":
   version "5.0.2"
   resolved "https://registry.yarnpkg.com/@ethersproject/keccak256/-/keccak256-5.0.2.tgz#7ed4a95bb45ee502cf4532223833740a83602797"
@@ -329,6 +491,11 @@
   resolved "https://registry.yarnpkg.com/@ethersproject/logger/-/logger-5.0.6.tgz#faa484203e86e08be9e07fef826afeef7183fe88"
   integrity sha512-FrX0Vnb3JZ1md/7GIZfmJ06XOAA8r3q9Uqt9O5orr4ZiksnbpXKlyDzQtlZ5Yv18RS8CAUbiKH9vwidJg1BPmQ==
 
+"@ethersproject/logger@5.0.9", "@ethersproject/logger@^5.0.8":
+  version "5.0.9"
+  resolved "https://registry.yarnpkg.com/@ethersproject/logger/-/logger-5.0.9.tgz#0e6a0b3ecc938713016954daf4ac7967467aa763"
+  integrity sha512-kV3Uamv3XOH99Xf3kpIG3ZkS7mBNYcLDM00JSDtNgNB4BihuyxpQzIZPRIDmRi+95Z/R1Bb0X2kUNHa/kJoVrw==
+
 "@ethersproject/logger@>=5.0.0-beta.129", "@ethersproject/logger@^5.0.0":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/logger/-/logger-5.0.4.tgz#09fa4765b5691233e3afb6617cb38a700f9dd2e4"
@@ -341,6 +508,13 @@
   dependencies:
     "@ethersproject/logger" "^5.0.5"
 
+"@ethersproject/networks@5.0.8", "@ethersproject/networks@^5.0.7":
+  version "5.0.8"
+  resolved "https://registry.yarnpkg.com/@ethersproject/networks/-/networks-5.0.8.tgz#37e6f8c058f2d540373ea5939056cd3de069132e"
+  integrity sha512-PYpptlO2Tu5f/JEBI5hdlMds5k1DY1QwVbh3LKPb3un9dQA2bC51vd2/gRWAgSBpF3kkmZOj4FhD7ATLX4H+DA==
+  dependencies:
+    "@ethersproject/logger" "^5.0.8"
+
 "@ethersproject/pbkdf2@5.0.4", "@ethersproject/pbkdf2@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/pbkdf2/-/pbkdf2-5.0.4.tgz#a0841d53f5ce9a2b52a65a349d2dc15910b0a767"
@@ -349,6 +523,14 @@
     "@ethersproject/bytes" "^5.0.4"
     "@ethersproject/sha2" "^5.0.3"
 
+"@ethersproject/pbkdf2@5.0.8", "@ethersproject/pbkdf2@^5.0.7":
+  version "5.0.8"
+  resolved "https://registry.yarnpkg.com/@ethersproject/pbkdf2/-/pbkdf2-5.0.8.tgz#06a086b1ac04c75e6846afd6cf6170a49a634411"
+  integrity sha512-UlmAMGbIPaS2xXsI38FbePVTfJMuU9jnwcqVn3p88HxPF4kD897ha+l3TNsBqJqf32UbQL5GImnf1oJkSKq4vQ==
+  dependencies:
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/sha2" "^5.0.7"
+
 "@ethersproject/properties@5.0.4", "@ethersproject/properties@^5.0.3", "@ethersproject/properties@^5.0.4":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/properties/-/properties-5.0.4.tgz#a67a1f5a52c30850b5062c861631e73d131f666e"
@@ -356,6 +538,13 @@
   dependencies:
     "@ethersproject/logger" "^5.0.5"
 
+"@ethersproject/properties@5.0.8", "@ethersproject/properties@^5.0.7":
+  version "5.0.8"
+  resolved "https://registry.yarnpkg.com/@ethersproject/properties/-/properties-5.0.8.tgz#e45d28d25402c73394873dbf058f856c966cae01"
+  integrity sha512-zEnLMze2Eu2VDPj/05QwCwMKHh506gpT9PP9KPVd4dDB+5d6AcROUYVLoIIQgBYK7X/Gw0UJmG3oVtnxOQafAw==
+  dependencies:
+    "@ethersproject/logger" "^5.0.8"
+
 "@ethersproject/properties@>=5.0.0-beta.131", "@ethersproject/properties@^5.0.0":
   version "5.0.2"
   resolved "https://registry.yarnpkg.com/@ethersproject/properties/-/properties-5.0.2.tgz#2facb62d2f2d968c7b3d0befa5bcc884cc565d3b"
@@ -388,6 +577,31 @@
     bech32 "1.1.4"
     ws "7.2.3"
 
+"@ethersproject/providers@5.0.23":
+  version "5.0.23"
+  resolved "https://registry.yarnpkg.com/@ethersproject/providers/-/providers-5.0.23.tgz#1e26512303d60bbd557242532fdb5fa3c5d5fb73"
+  integrity sha512-eJ94z2tgPaUgUmxwd3BVkIzkgkbNIkY6wRPVas04LVaBTycObQbgj794aaUu2bfk7+Bn2B/gjUZtJW1ybxh9/A==
+  dependencies:
+    "@ethersproject/abstract-provider" "^5.0.8"
+    "@ethersproject/abstract-signer" "^5.0.10"
+    "@ethersproject/address" "^5.0.9"
+    "@ethersproject/basex" "^5.0.7"
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/constants" "^5.0.8"
+    "@ethersproject/hash" "^5.0.10"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/networks" "^5.0.7"
+    "@ethersproject/properties" "^5.0.7"
+    "@ethersproject/random" "^5.0.7"
+    "@ethersproject/rlp" "^5.0.7"
+    "@ethersproject/sha2" "^5.0.7"
+    "@ethersproject/strings" "^5.0.8"
+    "@ethersproject/transactions" "^5.0.9"
+    "@ethersproject/web" "^5.0.12"
+    bech32 "1.1.4"
+    ws "7.2.3"
+
 "@ethersproject/random@5.0.4", "@ethersproject/random@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/random/-/random-5.0.4.tgz#98f7cf65b0e588cec39ef24843e391ed5004556f"
@@ -396,6 +610,14 @@
     "@ethersproject/bytes" "^5.0.4"
     "@ethersproject/logger" "^5.0.5"
 
+"@ethersproject/random@5.0.8", "@ethersproject/random@^5.0.7":
+  version "5.0.8"
+  resolved "https://registry.yarnpkg.com/@ethersproject/random/-/random-5.0.8.tgz#8d3726be48e95467abce9b23c93adbb1de009dda"
+  integrity sha512-4rHtotmd9NjklW0eDvByicEkL+qareIyFSbG1ShC8tPJJSAC0g55oQWzw+3nfdRCgBHRuEE7S8EcPcTVPvZ9cA==
+  dependencies:
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/logger" "^5.0.8"
+
 "@ethersproject/rlp@5.0.4", "@ethersproject/rlp@^5.0.3":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/rlp/-/rlp-5.0.4.tgz#0090a0271e84ea803016a112a79f5cfd80271a77"
@@ -404,6 +626,14 @@
     "@ethersproject/bytes" "^5.0.4"
     "@ethersproject/logger" "^5.0.5"
 
+"@ethersproject/rlp@5.0.8", "@ethersproject/rlp@^5.0.7":
+  version "5.0.8"
+  resolved "https://registry.yarnpkg.com/@ethersproject/rlp/-/rlp-5.0.8.tgz#ff54e206d0ae28640dd054f2bcc7070f06f9dfbe"
+  integrity sha512-E4wdFs8xRNJfzNHmnkC8w5fPeT4Wd1U2cust3YeT16/46iSkLT8nn8ilidC6KhR7hfuSZE4UqSPzyk76p7cdZg==
+  dependencies:
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/logger" "^5.0.8"
+
 "@ethersproject/rlp@^5.0.0":
   version "5.0.2"
   resolved "https://registry.yarnpkg.com/@ethersproject/rlp/-/rlp-5.0.2.tgz#d6b550a2ac5e484f15f0f63337e522004d2e78cd"
@@ -421,6 +651,25 @@
     "@ethersproject/logger" "^5.0.5"
     hash.js "1.1.3"
 
+"@ethersproject/sha2@5.0.8", "@ethersproject/sha2@^5.0.7":
+  version "5.0.8"
+  resolved "https://registry.yarnpkg.com/@ethersproject/sha2/-/sha2-5.0.8.tgz#9903c67e562739d8b312820b0a265b9c9bf35fc3"
+  integrity sha512-ILP1ZgyvDj4rrdE+AXrTv9V88m7x87uga2VZ/FeULKPumOEw/4bGnJz/oQ8zDnDvVYRCJ+48VaQBS2CFLbk1ww==
+  dependencies:
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/logger" "^5.0.8"
+    hash.js "1.1.3"
+
+"@ethersproject/signing-key@5.0.10", "@ethersproject/signing-key@^5.0.8":
+  version "5.0.10"
+  resolved "https://registry.yarnpkg.com/@ethersproject/signing-key/-/signing-key-5.0.10.tgz#05e26e04f0aa5360dc78674d7331bacea8fea5c1"
+  integrity sha512-w5it3GbFOvN6e0mTd5gDNj+bwSe6L9jqqYjU+uaYS8/hAEp4qYLk5p8ZjbJJkNn7u1p0iwocp8X9oH/OdK8apA==
+  dependencies:
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/properties" "^5.0.7"
+    elliptic "6.5.4"
+
 "@ethersproject/signing-key@5.0.5", "@ethersproject/signing-key@^5.0.4":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/signing-key/-/signing-key-5.0.5.tgz#acfd06fc05a14180df7e027688bbd23fc4baf782"
@@ -452,6 +701,17 @@
     "@ethersproject/sha2" "^5.0.3"
     "@ethersproject/strings" "^5.0.4"
 
+"@ethersproject/solidity@5.0.9":
+  version "5.0.9"
+  resolved "https://registry.yarnpkg.com/@ethersproject/solidity/-/solidity-5.0.9.tgz#49100fbe9f364ac56f7ff7c726f4f3d151901134"
+  integrity sha512-LIxSAYEQgLRXE3mRPCq39ou61kqP8fDrGqEeNcaNJS3aLbmAOS8MZp56uK++WsdI9hj8sNsFh78hrAa6zR9Jag==
+  dependencies:
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/keccak256" "^5.0.7"
+    "@ethersproject/sha2" "^5.0.7"
+    "@ethersproject/strings" "^5.0.8"
+
 "@ethersproject/strings@5.0.5", "@ethersproject/strings@^5.0.4":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/strings/-/strings-5.0.5.tgz#ed7e99a282a02f40757691b04a24cd83f3752195"
@@ -461,6 +721,15 @@
     "@ethersproject/constants" "^5.0.4"
     "@ethersproject/logger" "^5.0.5"
 
+"@ethersproject/strings@5.0.9", "@ethersproject/strings@^5.0.8":
+  version "5.0.9"
+  resolved "https://registry.yarnpkg.com/@ethersproject/strings/-/strings-5.0.9.tgz#8e2eb2918b140231e1d1b883d77e43213a8ac280"
+  integrity sha512-ogxBpcUpdO524CYs841MoJHgHxEPUy0bJFDS4Ezg8My+WYVMfVAOlZSLss0Rurbeeam8CpUVDzM4zUn09SU66Q==
+  dependencies:
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/constants" "^5.0.8"
+    "@ethersproject/logger" "^5.0.8"
+
 "@ethersproject/strings@>=5.0.0-beta.130", "@ethersproject/strings@^5.0.0":
   version "5.0.2"
   resolved "https://registry.yarnpkg.com/@ethersproject/strings/-/strings-5.0.2.tgz#1753408c3c889813fd0992abd76393e3e47a2619"
@@ -470,6 +739,21 @@
     "@ethersproject/constants" "^5.0.0"
     "@ethersproject/logger" "^5.0.0"
 
+"@ethersproject/transactions@5.0.10", "@ethersproject/transactions@^5.0.9":
+  version "5.0.10"
+  resolved "https://registry.yarnpkg.com/@ethersproject/transactions/-/transactions-5.0.10.tgz#d50cafd80d27206336f80114bc0f18bc18687331"
+  integrity sha512-Tqpp+vKYQyQdJQQk4M73tDzO7ODf2D42/sJOcKlDAAbdSni13v6a+31hUdo02qYXhVYwIs+ZjHnO4zKv5BNk8w==
+  dependencies:
+    "@ethersproject/address" "^5.0.9"
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/constants" "^5.0.8"
+    "@ethersproject/keccak256" "^5.0.7"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/properties" "^5.0.7"
+    "@ethersproject/rlp" "^5.0.7"
+    "@ethersproject/signing-key" "^5.0.8"
+
 "@ethersproject/transactions@5.0.6", "@ethersproject/transactions@^5.0.5":
   version "5.0.6"
   resolved "https://registry.yarnpkg.com/@ethersproject/transactions/-/transactions-5.0.6.tgz#b8b27938be6e9ed671dbdd35fe98af8b14d0df7c"
@@ -500,6 +784,15 @@
     "@ethersproject/rlp" "^5.0.0"
     "@ethersproject/signing-key" "^5.0.0"
 
+"@ethersproject/units@5.0.10":
+  version "5.0.10"
+  resolved "https://registry.yarnpkg.com/@ethersproject/units/-/units-5.0.10.tgz#9cca3b65cd0c92fab1bd33f2abd233546dd61987"
+  integrity sha512-eaiHi9ham5lbC7qpqxpae7OY/nHJUnRUnFFuEwi2VB5Nwe3Np468OAV+e+HR+jAK4fHXQE6PFBTxWGtnZuO37g==
+  dependencies:
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/constants" "^5.0.8"
+    "@ethersproject/logger" "^5.0.8"
+
 "@ethersproject/units@5.0.6":
   version "5.0.6"
   resolved "https://registry.yarnpkg.com/@ethersproject/units/-/units-5.0.6.tgz#e1169ecffb7e8d5eab84e1481a4e35df19045708"
@@ -509,6 +802,27 @@
     "@ethersproject/constants" "^5.0.4"
     "@ethersproject/logger" "^5.0.5"
 
+"@ethersproject/wallet@5.0.11":
+  version "5.0.11"
+  resolved "https://registry.yarnpkg.com/@ethersproject/wallet/-/wallet-5.0.11.tgz#9891936089d1b91e22ed59f850bc344b1544bf26"
+  integrity sha512-2Fg/DOvUltR7aZTOyWWlQhru+SKvq2UE3uEhXSyCFgMqDQNuc2nHXh1SHJtN65jsEbjVIppOe1Q7EQMvhmeeRw==
+  dependencies:
+    "@ethersproject/abstract-provider" "^5.0.8"
+    "@ethersproject/abstract-signer" "^5.0.10"
+    "@ethersproject/address" "^5.0.9"
+    "@ethersproject/bignumber" "^5.0.13"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/hash" "^5.0.10"
+    "@ethersproject/hdnode" "^5.0.8"
+    "@ethersproject/json-wallets" "^5.0.10"
+    "@ethersproject/keccak256" "^5.0.7"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/properties" "^5.0.7"
+    "@ethersproject/random" "^5.0.7"
+    "@ethersproject/signing-key" "^5.0.8"
+    "@ethersproject/transactions" "^5.0.9"
+    "@ethersproject/wordlists" "^5.0.8"
+
 "@ethersproject/wallet@5.0.6":
   version "5.0.6"
   resolved "https://registry.yarnpkg.com/@ethersproject/wallet/-/wallet-5.0.6.tgz#8a3f7556a614b54c24f729b2dac893a66b931ac9"
@@ -530,6 +844,17 @@
     "@ethersproject/transactions" "^5.0.5"
     "@ethersproject/wordlists" "^5.0.4"
 
+"@ethersproject/web@5.0.13", "@ethersproject/web@^5.0.12":
+  version "5.0.13"
+  resolved "https://registry.yarnpkg.com/@ethersproject/web/-/web-5.0.13.tgz#5a92ac6d835d2ebce95b6b645a86668736e2f532"
+  integrity sha512-G3x/Ns7pQm21ALnWLbdBI5XkW/jrsbXXffI9hKNPHqf59mTxHYtlNiSwxdoTSwCef3Hn7uvGZpaSgTyxs7IufQ==
+  dependencies:
+    "@ethersproject/base64" "^5.0.7"
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/properties" "^5.0.7"
+    "@ethersproject/strings" "^5.0.8"
+
 "@ethersproject/web@5.0.9", "@ethersproject/web@^5.0.6":
   version "5.0.9"
   resolved "https://registry.yarnpkg.com/@ethersproject/web/-/web-5.0.9.tgz#b08f8295f4bfd4777c8723fe9572f5453b9f03cb"
@@ -552,6 +877,30 @@
     "@ethersproject/properties" "^5.0.3"
     "@ethersproject/strings" "^5.0.4"
 
+"@ethersproject/wordlists@5.0.9", "@ethersproject/wordlists@^5.0.8":
+  version "5.0.9"
+  resolved "https://registry.yarnpkg.com/@ethersproject/wordlists/-/wordlists-5.0.9.tgz#f16cc0b317637c3ae9c689ebd7bc2cbbffadd013"
+  integrity sha512-Sn6MTjZkfbriod6GG6+p43W09HOXT4gwcDVNj0YoPYlo4Zq2Fk6b1CU9KUX3c6aI17PrgYb4qwZm5BMuORyqyQ==
+  dependencies:
+    "@ethersproject/bytes" "^5.0.9"
+    "@ethersproject/hash" "^5.0.10"
+    "@ethersproject/logger" "^5.0.8"
+    "@ethersproject/properties" "^5.0.7"
+    "@ethersproject/strings" "^5.0.8"
+
+"@iden3/bigarray@0.0.2":
+  version "0.0.2"
+  resolved "https://registry.yarnpkg.com/@iden3/bigarray/-/bigarray-0.0.2.tgz#6fc4ba5be18daf8a26ee393f2fb62b80d98c05e9"
+  integrity sha512-Xzdyxqm1bOFF6pdIsiHLLl3HkSLjbhqJHVyqaTxXt3RqXBEnmsUmEW47H7VOi/ak7TdkRpNkxjyK5Zbkm+y52g==
+
+"@iden3/binfileutils@0.0.8":
+  version "0.0.8"
+  resolved "https://registry.yarnpkg.com/@iden3/binfileutils/-/binfileutils-0.0.8.tgz#d1d349bdbaa9f0a99644232c7d75ea0db98ea1c7"
+  integrity sha512-/GqTsujUssGuQY+sd/XaLrA+OiCwzm+6yH28C57QQDWCHET2Logry9fGxU10n6XKdhCQBjZ7T/YMQkLwwkpRTQ==
+  dependencies:
+    fastfile "0.0.19"
+    ffjavascript "^0.2.30"
+
 "@openzeppelin/contracts@^3.1.0":
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-3.2.0.tgz#3e6b3a7662d8ed64271ade96ef42655db983fd9d"
@@ -605,6 +954,11 @@
   dependencies:
     "@types/node" "*"
 
+"@ungap/promise-all-settled@1.1.2":
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/@ungap/promise-all-settled/-/promise-all-settled-1.1.2.tgz#aa58042711d6e3275dd37dc597e5d31e8c290a44"
+  integrity sha512-sL/cEvJWAnClXw0wHk85/2L0G6Sj8UB0Ctc1TEMbKSsmpRosqhwj9gWgFRZSrBr2f9tiXISwNhCPmlfqUqyb9Q==
+
 accepts@~1.3.7:
   version "1.3.7"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.7.tgz#531bc726517a3b2b41f850021c6cc15eaab507cd"
@@ -643,7 +997,7 @@ ajv@^6.10.0, ajv@^6.10.2, ajv@^6.12.3, ajv@^6.9.1:
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
 
-ansi-colors@^4.1.1:
+ansi-colors@4.1.1, ansi-colors@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/ansi-colors/-/ansi-colors-4.1.1.tgz#cbb9ae256bf750af1eab344f229aa27fe94ba348"
   integrity sha512-JoX0apGbHaUJBNl6yF+p6JAFYZ666/hhCGKN5t9QFjbJQKUU/g8MNbFDbvfrgKXvI1QpZplPOnwIo99lX/AAmA==
@@ -680,6 +1034,13 @@ ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   dependencies:
     color-convert "^1.9.0"
 
+ansi-styles@^4.0.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-4.3.0.tgz#edd803628ae71c04c85ae7a0906edad34b648937"
+  integrity sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==
+  dependencies:
+    color-convert "^2.0.1"
+
 ansi-styles@^4.1.0:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-4.2.1.tgz#90ae75c424d008d2624c5bf29ead3177ebfcf359"
@@ -688,6 +1049,14 @@ ansi-styles@^4.1.0:
     "@types/color-name" "^1.1.1"
     color-convert "^2.0.1"
 
+anymatch@~3.1.1:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/anymatch/-/anymatch-3.1.1.tgz#c55ecf02185e2469259399310c173ce31233b142"
+  integrity sha512-mM8522psRCqzV+6LhomX5wgp25YVibjh8Wj23I5RPkPppSVSjyKD2A2mBJmWGa+KN7f2D6LNh9jkBCeyLktzjg==
+  dependencies:
+    normalize-path "^3.0.0"
+    picomatch "^2.0.4"
+
 argparse@^1.0.7:
   version "1.0.10"
   resolved "https://registry.yarnpkg.com/argparse/-/argparse-1.0.10.tgz#bcd6791ea5ae09725e17e5ad988134cd40b3d911"
@@ -695,6 +1064,11 @@ argparse@^1.0.7:
   dependencies:
     sprintf-js "~1.0.2"
 
+argparse@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/argparse/-/argparse-2.0.1.tgz#246f50f3ca78a3240f6c997e8a9bd1eac49e4b38"
+  integrity sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==
+
 array-flatten@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/array-flatten/-/array-flatten-1.1.1.tgz#9a5f699051b1e7073328f2a008968b64ea2955d2"
@@ -744,6 +1118,11 @@ async-mutex@^0.2.4:
   dependencies:
     tslib "^2.0.0"
 
+async@0.9.x:
+  version "0.9.2"
+  resolved "https://registry.yarnpkg.com/async/-/async-0.9.2.tgz#aea74d5e61c1f899613bf64bda66d4c78f2fd17d"
+  integrity sha1-rqdNXmHB+JlhO/ZL2mbUx48v0X0=
+
 asynckit@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
@@ -807,7 +1186,7 @@ bech32@1.1.4:
   resolved "https://registry.yarnpkg.com/bech32/-/bech32-1.1.4.tgz#e38c9f37bf179b8eb16ae3a772b40c356d4832e9"
   integrity sha512-s0IrSOzLlbvX7yp4WBfPITzpAU8sqQcpsmwXDiKwrG4r491vwCO/XpejasRNl0piBMe/DvP4Tz0mIS/X1DPJBQ==
 
-big-integer@^1.6.43:
+big-integer@^1.6.42, big-integer@^1.6.43, big-integer@^1.6.48:
   version "1.6.48"
   resolved "https://registry.yarnpkg.com/big-integer/-/big-integer-1.6.48.tgz#8fd88bd1632cba4a1c8c3e3d7159f08bb95b4b9e"
   integrity sha512-j51egjPa7/i+RdiRuJbPdJ2FIUYYPhvYLjzoYbcMMm62ooO6F94fETG4MTs46zPAF9Brs04OajboA/qTGuz78w==
@@ -817,6 +1196,11 @@ bignumber.js@^9.0.0:
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.0.0.tgz#805880f84a329b5eac6e7cb6f8274b6d82bdf075"
   integrity sha512-t/OYhhJ2SD+YGBQcjY8GzzDHEk9f3nerxjtfa6tlMXfe7frs/WozhvCNoGvpM0P3bNf3Gq5ZRMlGr5f3r4/N8A==
 
+binary-extensions@^2.0.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.2.0.tgz#75f502eeaf9ffde42fc98829645be4ea76bd9e2d"
+  integrity sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA==
+
 bindings@^1.2.1, bindings@^1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/bindings/-/bindings-1.5.0.tgz#10353c9e945334bc0511a6d90b38fbc7c9c504df"
@@ -840,6 +1224,19 @@ blake2b-wasm@^1.1.0:
   dependencies:
     nanoassert "^1.0.0"
 
+"blake2b-wasm@git+https://github.com/jbaylina/blake2b-wasm.git":
+  version "2.1.0"
+  uid "0d5f024b212429c7f50a7f533aa3a2406b5b42b3"
+  resolved "git+https://github.com/jbaylina/blake2b-wasm.git#0d5f024b212429c7f50a7f533aa3a2406b5b42b3"
+  dependencies:
+    nanoassert "^1.0.0"
+
+"blake2b-wasm@https://github.com/jbaylina/blake2b-wasm.git":
+  version "2.1.0"
+  resolved "https://github.com/jbaylina/blake2b-wasm.git#0d5f024b212429c7f50a7f533aa3a2406b5b42b3"
+  dependencies:
+    nanoassert "^1.0.0"
+
 blake2b@^2.1.3:
   version "2.1.3"
   resolved "https://registry.yarnpkg.com/blake2b/-/blake2b-2.1.3.tgz#f5388be424768e7c6327025dad0c3c6d83351bca"
@@ -897,11 +1294,23 @@ brace-expansion@^1.1.7:
     balanced-match "^1.0.0"
     concat-map "0.0.1"
 
-brorand@^1.0.1:
+braces@~3.0.2:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/braces/-/braces-3.0.2.tgz#3454e1a462ee8d599e236df336cd9ea4f8afe107"
+  integrity sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==
+  dependencies:
+    fill-range "^7.0.1"
+
+brorand@^1.0.1, brorand@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/brorand/-/brorand-1.1.0.tgz#12c25efe40a45e3c323eb8675a0a0ce57b22371f"
   integrity sha1-EsJe/kCkXjwyPrhnWgoM5XsiNx8=
 
+browser-stdout@1.3.1:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/browser-stdout/-/browser-stdout-1.3.1.tgz#baa559ee14ced73452229bad7326467c61fabd60"
+  integrity sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw==
+
 browserify-aes@^1.0.0, browserify-aes@^1.0.4, browserify-aes@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/browserify-aes/-/browserify-aes-1.2.0.tgz#326734642f403dabc3003209853bb70ad428ef48"
@@ -1026,6 +1435,11 @@ camelcase@^5.0.0:
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-5.3.1.tgz#e3c9b31569e106811df242f715725a1f4c494320"
   integrity sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==
 
+camelcase@^6.0.0:
+  version "6.2.0"
+  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-6.2.0.tgz#924af881c9d525ac9d87f40d964e5cea982a1809"
+  integrity sha512-c7wVvbw3f37nuobQNtgsgG9POC9qMbNuMQmTCqZv23b6MIz0fcYpBiOlv9gEN/hdLdnZTDQhg6e9Dq5M1vKvfg==
+
 caseless@~0.12.0:
   version "0.12.0"
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.12.0.tgz#1b681c21ff84033c826543090689420d187151dc"
@@ -1070,6 +1484,21 @@ check-error@^1.0.2:
   resolved "https://registry.yarnpkg.com/check-error/-/check-error-1.0.2.tgz#574d312edd88bb5dd8912e9286dd6c0aed4aac82"
   integrity sha1-V00xLt2Iu13YkS6Sht1sCu1KrII=
 
+chokidar@3.5.1:
+  version "3.5.1"
+  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-3.5.1.tgz#ee9ce7bbebd2b79f49f304799d5468e31e14e68a"
+  integrity sha512-9+s+Od+W0VJJzawDma/gvBNQqkTiqYTWLuZoyAsivsI4AaWTCzHG06/TMjsf1cYe9Cb97UCEhjz7HvnPk2p/tw==
+  dependencies:
+    anymatch "~3.1.1"
+    braces "~3.0.2"
+    glob-parent "~5.1.0"
+    is-binary-path "~2.1.0"
+    is-glob "~4.0.1"
+    normalize-path "~3.0.0"
+    readdirp "~3.5.0"
+  optionalDependencies:
+    fsevents "~2.3.1"
+
 chownr@^1.1.1:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/chownr/-/chownr-1.1.4.tgz#6fc9d7b42d32a583596337666e7d08084da2cc6b"
@@ -1094,15 +1523,61 @@ cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
     inherits "^2.0.1"
     safe-buffer "^5.0.1"
 
-"circomlib@git+https://github.com/tornadocash/circomlib.git#3b492f9801573eebcfe1b6c584afe8a3beecf2b4":
-  version "0.0.20"
-  resolved "git+https://github.com/tornadocash/circomlib.git#3b492f9801573eebcfe1b6c584afe8a3beecf2b4"
+circom@0.5.33:
+  version "0.5.33"
+  resolved "https://registry.yarnpkg.com/circom/-/circom-0.5.33.tgz#6943d5799adf5388989bfbb3ef8f502fb1b4f662"
+  integrity sha512-UdL8fr6GckhQ4VoWjIvuYwCHneJe8z/AyJpDxgKLyuaX51ijd4gBP6jlwHDbQJsha2aU2GR9qgDsxd0jfari1Q==
   dependencies:
-    blake-hash "^1.1.0"
-    blake2b "^2.1.3"
-    snarkjs "git+https://github.com/tornadocash/snarkjs.git#869181cfaf7526fe8972073d31655493a04326d5"
-    typedarray-to-buffer "^3.1.5"
-    web3 "^1.2.11"
+    chai "^4.2.0"
+    circom_runtime "0.1.8"
+    fastfile "0.0.18"
+    ffiasm "0.1.1"
+    ffjavascript "0.2.22"
+    ffwasm "0.0.7"
+    fnv-plus "^1.3.1"
+    r1csfile "0.0.16"
+    tmp-promise "^2.0.2"
+    wasmbuilder "0.0.10"
+
+circom@^0.5.38:
+  version "0.5.38"
+  resolved "https://registry.yarnpkg.com/circom/-/circom-0.5.38.tgz#c099fb196085837575fb266f37b0516b1ec56eb5"
+  integrity sha512-PFlXto8gDysUlwk6z/GYbn1Mv5BtW9BI4769N9gSP0/7KDNSqLNyVmL4DgMLc67/EpG4qJLGch3SdgzQD+/cfw==
+  dependencies:
+    chai "^4.2.0"
+    circom_runtime "0.1.12"
+    fastfile "0.0.18"
+    ffiasm "0.1.1"
+    ffjavascript "0.2.22"
+    ffwasm "0.0.7"
+    fnv-plus "^1.3.1"
+    r1csfile "0.0.16"
+    tmp-promise "^2.0.2"
+    wasmbuilder "0.0.10"
+
+circom_runtime@0.1.12:
+  version "0.1.12"
+  resolved "https://registry.yarnpkg.com/circom_runtime/-/circom_runtime-0.1.12.tgz#e1a302c6fe8cec390f035c2e7a8496cfa7cfb4a2"
+  integrity sha512-R+QT9HS9w71cmGmWIn+PSyD3aHyR5JZBiVvxOjCfn12wwnpuFwBjdMG7he+v8h/oQD1mDRAu2KrBeL4mAt5s4A==
+  dependencies:
+    ffjavascript "0.2.34"
+    fnv-plus "^1.3.1"
+
+circom_runtime@0.1.13, circom_runtime@^0.1.12:
+  version "0.1.13"
+  resolved "https://registry.yarnpkg.com/circom_runtime/-/circom_runtime-0.1.13.tgz#90f86f35d989c48d4c27595b94664ea6918fbede"
+  integrity sha512-vmv19/0p5OTe5uCI7PWqPtB5vPoYWjczqKYnabaC5HOxX99R4K1MuNqEXsNEAoEfZrmfAQd7vXLcATN9NVnsPA==
+  dependencies:
+    ffjavascript "0.2.35"
+    fnv-plus "^1.3.1"
+
+circom_runtime@0.1.8:
+  version "0.1.8"
+  resolved "https://registry.yarnpkg.com/circom_runtime/-/circom_runtime-0.1.8.tgz#d967a1618fe5290849f9c0bbffb6b97b95c0f1c8"
+  integrity sha512-5ZmzCyidkNPb1zZsJGRXTuWcJ6kW6+gRBtHgf2tFqTh5dUyWVVPH0Zg7AsU2ijPr1AmYZUlme0yORUZK5HrjOA==
+  dependencies:
+    ffjavascript "0.2.10"
+    fnv-plus "^1.3.1"
 
 "circomlib@git+https://github.com/tornadocash/circomlib.git#5beb6aee94923052faeecea40135d45b6ce6172c":
   version "0.0.20"
@@ -1114,6 +1589,15 @@ cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
     typedarray-to-buffer "^3.1.5"
     web3 "^1.2.11"
 
+"circomlib@git+https://github.com/tornadocash/circomlib.git#d20d53411d1bef61f38c99a8b36d5d0cc4836aa1":
+  version "0.4.1"
+  resolved "git+https://github.com/tornadocash/circomlib.git#d20d53411d1bef61f38c99a8b36d5d0cc4836aa1"
+  dependencies:
+    blake-hash "^1.1.0"
+    blake2b "^2.1.3"
+    circom "0.5.33"
+    ffjavascript "0.1.0"
+
 class-is@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/class-is/-/class-is-1.1.0.tgz#9d3c0fba0440d211d843cec3dedfa48055005825"
@@ -1140,6 +1624,24 @@ cliui@^4.0.0:
     strip-ansi "^4.0.0"
     wrap-ansi "^2.0.0"
 
+cliui@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-6.0.0.tgz#511d702c0c4e41ca156d7d0e96021f23e13225b1"
+  integrity sha512-t6wbgtoCXvAzst7QgXxJYqPt0usEfbgQdftEPbLL/cvv6HPE5VgvqCuAIDR0NgU52ds6rFwqrgakNLrHEjCbrQ==
+  dependencies:
+    string-width "^4.2.0"
+    strip-ansi "^6.0.0"
+    wrap-ansi "^6.2.0"
+
+cliui@^7.0.2:
+  version "7.0.4"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-7.0.4.tgz#a0265ee655476fc807aea9df3df8df7783808b4f"
+  integrity sha512-OcRE68cOsVMXp1Yvonl/fzkQOyjLSu/8bhPDfQt0e0/Eb283TKP20Fs2MqoPsr9SwA595rRCA+QMzYc9nBP+JQ==
+  dependencies:
+    string-width "^4.2.0"
+    strip-ansi "^6.0.0"
+    wrap-ansi "^7.0.0"
+
 clone-response@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/clone-response/-/clone-response-1.0.2.tgz#d1dc973920314df67fbeb94223b4ee350239e96b"
@@ -1339,6 +1841,13 @@ debug@2.6.9, debug@^2.2.0:
   dependencies:
     ms "2.0.0"
 
+debug@4.3.1:
+  version "4.3.1"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-4.3.1.tgz#f0d229c505e0c6d8c49ac553d1b13dc183f6b2ee"
+  integrity sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==
+  dependencies:
+    ms "2.1.2"
+
 debug@=3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
@@ -1358,6 +1867,11 @@ decamelize@^1.2.0:
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
   integrity sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=
 
+decamelize@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-4.0.0.tgz#aa472d7bf660eb15f3494efd531cab7f2a709837"
+  integrity sha512-9iE1PgSik9HeIIw2JO94IidnE3eBoQrFJ3w7sFuzSX4DpmZ3v5sZpUiV5Swcf6mQEF+Y0ru8Neo+p+nyh2J+hQ==
+
 decode-uri-component@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
@@ -1415,6 +1929,11 @@ destroy@~1.0.4:
   resolved "https://registry.yarnpkg.com/destroy/-/destroy-1.0.4.tgz#978857442c44749e4206613e37946205826abd80"
   integrity sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA=
 
+diff@5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-5.0.0.tgz#7ed6ad76d859d030787ec35855f5b1daf31d852b"
+  integrity sha512-/VTCrvm5Z0JGty/BWHljh+BAiw3IK+2j87NGMu8Nwc/f48WoDAC395uomO9ZD117ZOBaHmkX1oyLvkVM/aIT3w==
+
 diffie-hellman@^5.0.0:
   version "5.0.3"
   resolved "https://registry.yarnpkg.com/diffie-hellman/-/diffie-hellman-5.0.3.tgz#40e8ee98f55a2149607146921c63e1ae5f3d2875"
@@ -1459,6 +1978,13 @@ ee-first@1.1.1:
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
   integrity sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=
 
+ejs@^3.0.1:
+  version "3.1.6"
+  resolved "https://registry.yarnpkg.com/ejs/-/ejs-3.1.6.tgz#5bfd0a0689743bb5268b3550cceeebbc1702822a"
+  integrity sha512-9lt9Zse4hPucPkoP7FHDF0LQAlGyF9JVpnClFLFH3aSSbxmyoqINRpp/9wePWJTUl4KOQwRL72Iw3InHPDkoGw==
+  dependencies:
+    jake "^10.6.1"
+
 elliptic@6.5.3, elliptic@^6.4.0, elliptic@^6.5.2, elliptic@^6.5.3:
   version "6.5.3"
   resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.3.tgz#cb59eb2efdaf73a0bd78ccd7015a62ad6e0f93d6"
@@ -1472,11 +1998,29 @@ elliptic@6.5.3, elliptic@^6.4.0, elliptic@^6.5.2, elliptic@^6.5.3:
     minimalistic-assert "^1.0.0"
     minimalistic-crypto-utils "^1.0.0"
 
+elliptic@6.5.4:
+  version "6.5.4"
+  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.4.tgz#da37cebd31e79a1367e941b592ed1fbebd58abbb"
+  integrity sha512-iLhC6ULemrljPZb+QutR5TQGB+pdW6KGD5RSegS+8sorOZT+rdQFbsQFJgvN3eRqNALqJer4oQ16YvJHlU8hzQ==
+  dependencies:
+    bn.js "^4.11.9"
+    brorand "^1.1.0"
+    hash.js "^1.0.0"
+    hmac-drbg "^1.0.1"
+    inherits "^2.0.4"
+    minimalistic-assert "^1.0.1"
+    minimalistic-crypto-utils "^1.0.1"
+
 emoji-regex@^7.0.1:
   version "7.0.3"
   resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-7.0.3.tgz#933a04052860c85e83c122479c4748a8e4c72156"
   integrity sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA==
 
+emoji-regex@^8.0.0:
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-8.0.0.tgz#e818fd69ce5ccfcb404594f842963bf53164cc37"
+  integrity sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A==
+
 encodeurl@~1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.2.tgz#ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59"
@@ -1522,11 +2066,21 @@ es6-symbol@^3.1.1, es6-symbol@~3.1.3:
     d "^1.0.1"
     ext "^1.1.2"
 
+escalade@^3.1.1:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/escalade/-/escalade-3.1.1.tgz#d8cfdc7000965c5a0174b4a82eaa5c0552742e40"
+  integrity sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==
+
 escape-html@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/escape-html/-/escape-html-1.0.3.tgz#0258eae4d3d0c0974de1c169188ef0051d1d1988"
   integrity sha1-Aljq5NPQwJdN4cFpGI7wBR0dGYg=
 
+escape-string-regexp@4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-4.0.0.tgz#14ba83a5d373e3d311e5afca29cf5bfad965bf34"
+  integrity sha512-TtpcNJ3XAzx3Gq8sWRzJaVajRs0uVxA2YAkdb1jm2YkPz4G6egUFAyA3n5vtEIZefPk5Wa4UXbKuS5fKkJWdgA==
+
 escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
@@ -1883,6 +2437,42 @@ ethers@^5.0.17:
     "@ethersproject/web" "5.0.9"
     "@ethersproject/wordlists" "5.0.5"
 
+ethers@^5.0.31:
+  version "5.0.31"
+  resolved "https://registry.yarnpkg.com/ethers/-/ethers-5.0.31.tgz#60e3b1425864fe5d2babc147ede01be8382a7d2a"
+  integrity sha512-zpq0YbNFLFn+t+ibS8UkVWFeK5w6rVMSvbSHrHAQslfazovLnQ/mc2gdN5+6P45/k8fPgHrfHrYvJ4XvyK/S1A==
+  dependencies:
+    "@ethersproject/abi" "5.0.12"
+    "@ethersproject/abstract-provider" "5.0.9"
+    "@ethersproject/abstract-signer" "5.0.13"
+    "@ethersproject/address" "5.0.10"
+    "@ethersproject/base64" "5.0.8"
+    "@ethersproject/basex" "5.0.8"
+    "@ethersproject/bignumber" "5.0.14"
+    "@ethersproject/bytes" "5.0.10"
+    "@ethersproject/constants" "5.0.9"
+    "@ethersproject/contracts" "5.0.11"
+    "@ethersproject/hash" "5.0.11"
+    "@ethersproject/hdnode" "5.0.9"
+    "@ethersproject/json-wallets" "5.0.11"
+    "@ethersproject/keccak256" "5.0.8"
+    "@ethersproject/logger" "5.0.9"
+    "@ethersproject/networks" "5.0.8"
+    "@ethersproject/pbkdf2" "5.0.8"
+    "@ethersproject/properties" "5.0.8"
+    "@ethersproject/providers" "5.0.23"
+    "@ethersproject/random" "5.0.8"
+    "@ethersproject/rlp" "5.0.8"
+    "@ethersproject/sha2" "5.0.8"
+    "@ethersproject/signing-key" "5.0.10"
+    "@ethersproject/solidity" "5.0.9"
+    "@ethersproject/strings" "5.0.9"
+    "@ethersproject/transactions" "5.0.10"
+    "@ethersproject/units" "5.0.10"
+    "@ethersproject/wallet" "5.0.11"
+    "@ethersproject/web" "5.0.13"
+    "@ethersproject/wordlists" "5.0.9"
+
 ethjs-unit@0.1.6:
   version "0.1.6"
   resolved "https://registry.yarnpkg.com/ethjs-unit/-/ethjs-unit-0.1.6.tgz#c665921e476e87bce2a9d588a6fe0405b2c41699"
@@ -2007,6 +2597,77 @@ fast-levenshtein@^2.0.6, fast-levenshtein@~2.0.6:
   resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
   integrity sha1-PYpcZog6FqMMqGQ+hR8Zuqd5eRc=
 
+fastfile@0.0.18:
+  version "0.0.18"
+  resolved "https://registry.yarnpkg.com/fastfile/-/fastfile-0.0.18.tgz#2b69bbbfd2fcccc9bc8099c27de1379b89756a4b"
+  integrity sha512-q03PTKc+wptis4WmuFOwPNQx2p5myFUrl/dMgRlW9mymc1Egyc14JPHgiGnWK+sJ0+dBl2Vwtfh5GfSQltYOpw==
+
+fastfile@0.0.19:
+  version "0.0.19"
+  resolved "https://registry.yarnpkg.com/fastfile/-/fastfile-0.0.19.tgz#02cef9ade123b0a74adb794f4a1abcfa5719fd46"
+  integrity sha512-tz9nWR5KYb6eR2odFQ7oxqEkx8F3YQZ6NBJoJR92YEG3DqYOqyxMck8PKvTVNKx3uwvOqGnLXNScnqpdHRdHGQ==
+
+ffiasm@0.1.1, ffiasm@^0.1.1:
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/ffiasm/-/ffiasm-0.1.1.tgz#34ca6a00a875b5a926f66fd46e79530194e9c312"
+  integrity sha512-irMMHiR9JJ7BVBrAhtliUawxVdPYSdyl81taUYJ4C1mJ0iw2ueThE/qtr0J8B83tsIY8HJvh0lg5F+6ClK4xpA==
+  dependencies:
+    big-integer "^1.6.48"
+    ejs "^3.0.1"
+    yargs "^15.3.1"
+
+ffjavascript@0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/ffjavascript/-/ffjavascript-0.1.0.tgz#456256c259654cc1ce864c6762b0e76ee1714100"
+  integrity sha512-dmKlUasSfvUcxBm8nCSKl2x7EFJsXA7OVP8XLFA03T2+6mAc3IiVLC2ambEVOcMOhyhl0vJfVZjM9f9d38D1rw==
+  dependencies:
+    big-integer "^1.6.48"
+
+ffjavascript@0.2.10:
+  version "0.2.10"
+  resolved "https://registry.yarnpkg.com/ffjavascript/-/ffjavascript-0.2.10.tgz#b0bf88d69be0b51e0bd28e1966c4a6fb29a86682"
+  integrity sha512-GQI6gHYYG5/iD4Kt3VzezzK7fARJzP0zkc82V/+JAdjfeKBXhDSo5rpKFuK3cDcrdW0Fu2emuYNMEAuFqhEQvQ==
+  dependencies:
+    big-integer "^1.6.48"
+    wasmcurves "0.0.5"
+    worker-threads "^1.0.0"
+
+ffjavascript@0.2.22:
+  version "0.2.22"
+  resolved "https://registry.yarnpkg.com/ffjavascript/-/ffjavascript-0.2.22.tgz#101f33db330b0f6a0c10dec22ebf5725618a8a7d"
+  integrity sha512-EsVqap2Txm17bKW0z/jXCX3M7rQ++nQUAJY8alWDpyhjRj90xjl6GLeVSKZQ8rOFDQ/SFFXcEB8w9X8Boxid+w==
+  dependencies:
+    big-integer "^1.6.48"
+    wasmcurves "0.0.12"
+    worker-threads "^1.0.0"
+
+ffjavascript@0.2.34:
+  version "0.2.34"
+  resolved "https://registry.yarnpkg.com/ffjavascript/-/ffjavascript-0.2.34.tgz#e0607d1635ad06e8519268af475bc90deac60fbd"
+  integrity sha512-fq/qfJluC4spiOD1lp5jfckZVnS0o0kI5eKXVLw7UKwIwbNr+NBMBveBVcidSfMizF87T6wb7NBtLSdckQiAnQ==
+  dependencies:
+    big-integer "^1.6.48"
+    mocha "^8.2.1"
+    wasmcurves "0.0.14"
+    worker-threads "^1.0.0"
+
+ffjavascript@0.2.35, ffjavascript@^0.2.30:
+  version "0.2.35"
+  resolved "https://registry.yarnpkg.com/ffjavascript/-/ffjavascript-0.2.35.tgz#9166d95173b1c0a743b455bb03a72b581922a42e"
+  integrity sha512-xnC51tWbi0ah4SH+02jEfJyO+P+NiZWnxQrLDLtBYY1Dv3QM5ydxzd+gxnLEfWdT8i1bMM5pIh5P25l6fNCaVQ==
+  dependencies:
+    big-integer "^1.6.48"
+    wasmcurves "0.0.14"
+    web-worker "^1.0.0"
+
+ffwasm@0.0.7:
+  version "0.0.7"
+  resolved "https://registry.yarnpkg.com/ffwasm/-/ffwasm-0.0.7.tgz#23bb9a3537ecc87c0f24fcfb3a9ddd0e86855fff"
+  integrity sha512-17cTLzv7HHAKqZbX8MvHxjSrR0yDdn1sh4TVsTbAvO9e6klhFicnyoVXc/sCuViV/M8g65sCmVrAmoPCZp1YkQ==
+  dependencies:
+    big-integer "^1.6.48"
+    wasmbuilder "0.0.10"
+
 figures@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/figures/-/figures-2.0.0.tgz#3ab1a2d2a62c8bfb431a0c94cb797a2fce27c962"
@@ -2026,6 +2687,20 @@ file-uri-to-path@1.0.0:
   resolved "https://registry.yarnpkg.com/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz#553a7b8446ff6f684359c445f1e37a05dacc33dd"
   integrity sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw==
 
+filelist@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/filelist/-/filelist-1.0.2.tgz#80202f21462d4d1c2e214119b1807c1bc0380e5b"
+  integrity sha512-z7O0IS8Plc39rTCq6i6iHxk43duYOn8uFJiWSewIq0Bww1RNybVHSCjahmcC87ZqAm4OTvFzlzeGu3XAzG1ctQ==
+  dependencies:
+    minimatch "^3.0.4"
+
+fill-range@^7.0.1:
+  version "7.0.1"
+  resolved "https://registry.yarnpkg.com/fill-range/-/fill-range-7.0.1.tgz#1919a6a7c75fe38b2c7c77e5198535da9acdda40"
+  integrity sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==
+  dependencies:
+    to-regex-range "^5.0.1"
+
 finalhandler@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.1.2.tgz#b7e7d000ffd11938d0fdb053506f6ebabe9f587d"
@@ -2039,6 +2714,14 @@ finalhandler@~1.1.2:
     statuses "~1.5.0"
     unpipe "~1.0.0"
 
+find-up@5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/find-up/-/find-up-5.0.0.tgz#4c92819ecb7083561e4f4a240a86be5198f536fc"
+  integrity sha512-78/PXT1wlLLDgTzDs7sjq9hzz0vXD+zn+7wypEe4fXQxCmdmqfGsEPQxmiCSQI3ajFV91bVSsvNtrJRiW6nGng==
+  dependencies:
+    locate-path "^6.0.0"
+    path-exists "^4.0.0"
+
 find-up@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/find-up/-/find-up-3.0.0.tgz#49169f1d7993430646da61ecc5ae355c21c97b73"
@@ -2046,6 +2729,14 @@ find-up@^3.0.0:
   dependencies:
     locate-path "^3.0.0"
 
+find-up@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/find-up/-/find-up-4.1.0.tgz#97afe7d6cdc0bc5928584b7c8d7b16e8a9aa5d19"
+  integrity sha512-PpOwAdQ/YlXQ2vj8a3h8IipDuYRi3wceVQQGYWxNINccq40Anw7BlsEXCMbt1Zt+OLA6Fq9suIpIWD0OsnISlw==
+  dependencies:
+    locate-path "^5.0.0"
+    path-exists "^4.0.0"
+
 fixed-merkle-tree@^0.3.4:
   version "0.3.4"
   resolved "https://registry.yarnpkg.com/fixed-merkle-tree/-/fixed-merkle-tree-0.3.4.tgz#533888cfacca00f0b4e26c952173be7e456ae63a"
@@ -2054,6 +2745,14 @@ fixed-merkle-tree@^0.3.4:
     circomlib "git+https://github.com/tornadocash/circomlib.git#5beb6aee94923052faeecea40135d45b6ce6172c"
     snarkjs "git+https://github.com/tornadocash/snarkjs.git#869181cfaf7526fe8972073d31655493a04326d5"
 
+fixed-merkle-tree@^0.5.0:
+  version "0.5.0"
+  resolved "https://registry.yarnpkg.com/fixed-merkle-tree/-/fixed-merkle-tree-0.5.0.tgz#401cdcf3d670c1e18bc7d3a8e81322eb1b27c1d1"
+  integrity sha512-egOy12EzVATX3Ru2/SLtnWprVpy/sbPCt/MbeG3ANB28jykWLEYj7EjinFnOxtsgR3gTHU6xYXX53yMn/bZqyw==
+  dependencies:
+    circomlib "git+https://github.com/tornadocash/circomlib.git#5beb6aee94923052faeecea40135d45b6ce6172c"
+    snarkjs "git+https://github.com/tornadocash/snarkjs.git#869181cfaf7526fe8972073d31655493a04326d5"
+
 flat-cache@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/flat-cache/-/flat-cache-2.0.1.tgz#5d296d6f04bda44a4630a301413bdbc2ec085ec0"
@@ -2063,11 +2762,21 @@ flat-cache@^2.0.1:
     rimraf "2.6.3"
     write "1.0.3"
 
+flat@^5.0.2:
+  version "5.0.2"
+  resolved "https://registry.yarnpkg.com/flat/-/flat-5.0.2.tgz#8ca6fe332069ffa9d324c327198c598259ceb241"
+  integrity sha512-b6suED+5/3rTpUBdG1gupIl8MPFCAMA0QXwmljLhvCUKcUvdE4gWky9zpuGCcXHOsz4J9wPGNWq6OKpmIzz3hQ==
+
 flatted@^2.0.0:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/flatted/-/flatted-2.0.2.tgz#4575b21e2bcee7434aa9be662f4b7b5f9c2b5138"
   integrity sha512-r5wGx7YeOwNWNlCA0wQ86zKyDLMQr+/RB8xy74M4hTphfmjlijTSSXGuH8rnvKZnfT9i+75zmd8jcKdMR4O6jA==
 
+fnv-plus@^1.3.1:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/fnv-plus/-/fnv-plus-1.3.1.tgz#c34cb4572565434acb08ba257e4044ce2b006d67"
+  integrity sha512-Gz1EvfOneuFfk4yG458dJ3TLJ7gV19q3OM/vVvvHf7eT02Hm1DleB4edsia6ahbKgAYxO9gvyQ1ioWZR+a00Yw==
+
 follow-redirects@1.5.10:
   version "1.5.10"
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.5.10.tgz#7b7a9f9aea2fdff36786a94ff643ed07f4ff5e2a"
@@ -2120,6 +2829,11 @@ fs.realpath@^1.0.0:
   resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
   integrity sha1-FQStJSMVjKpA20onh8sBQRmU6k8=
 
+fsevents@~2.3.1:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.3.2.tgz#8a526f78b8fdf4623b709e0b975c52c24c02fd1a"
+  integrity sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==
+
 functional-red-black-tree@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz#1b0ab3bd553b2a0d6399d29c0e3ea0b252078327"
@@ -2138,6 +2852,11 @@ get-caller-file@^1.0.1:
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-1.0.3.tgz#f978fa4c90d1dfe7ff2d6beda2a515e713bdcf4a"
   integrity sha512-3t6rVToeoZfYSGd8YoLFR2DJkiQrIiUrGcjvFX2mDw3bn6k2OtwHN0TNCLbBO+w8qTvimhDkv+LSscbJY1vE6w==
 
+get-caller-file@^2.0.1, get-caller-file@^2.0.5:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-2.0.5.tgz#4f94412a82db32f36e3b0b9741f8a97feb031f7e"
+  integrity sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==
+
 get-func-name@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/get-func-name/-/get-func-name-2.0.0.tgz#ead774abee72e20409433a066366023dd6887a41"
@@ -2169,14 +2888,14 @@ getpass@^0.1.1:
   dependencies:
     assert-plus "^1.0.0"
 
-glob-parent@^5.0.0:
+glob-parent@^5.0.0, glob-parent@~5.1.0:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/glob-parent/-/glob-parent-5.1.1.tgz#b6c1ef417c4e5663ea498f1c45afac6916bbc229"
   integrity sha512-FnI+VGOpnlGHWZxthPGR+QhR78fuiK0sNLkHQv+bL9fQi57lNNdquIbna/WrfROrolq8GK5Ek6BiMwqL/voRYQ==
   dependencies:
     is-glob "^4.0.1"
 
-glob@^7.1.2, glob@^7.1.3:
+glob@7.1.6, glob@^7.1.2, glob@^7.1.3:
   version "7.1.6"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.6.tgz#141f33b81a7c2492e125594307480c46679278a6"
   integrity sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==
@@ -2250,6 +2969,11 @@ graceful-fs@^4.1.2, graceful-fs@^4.1.6:
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.4.tgz#2256bde14d3632958c465ebc96dc467ca07a29fb"
   integrity sha512-WjKPNJF79dtJAVniUlGGWHYGz2jWxT6VhN/4m1NdkbZ2nOsEF+cI1Edgql5zCRhs/VsQYRvrXctxktVXZUkixw==
 
+growl@1.10.5:
+  version "1.10.5"
+  resolved "https://registry.yarnpkg.com/growl/-/growl-1.10.5.tgz#f2735dc2283674fa67478b10181059355c369e5e"
+  integrity sha512-qBr4OuELkhPenW6goKVXiv47US3clb3/IbuWF9KNKEijAy9oeHxU9IgzjvJhHkUzhaj7rOUD7+YGWqUjLp5oSA==
+
 har-schema@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/har-schema/-/har-schema-2.0.0.tgz#a94c2224ebcac04782a0d9035521f24735b7ec92"
@@ -2310,7 +3034,12 @@ hash.js@^1.0.0, hash.js@^1.0.3, hash.js@^1.1.7:
     inherits "^2.0.3"
     minimalistic-assert "^1.0.1"
 
-hmac-drbg@^1.0.0:
+he@1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/he/-/he-1.2.0.tgz#84ae65fa7eafb165fddb61566ae14baf05664f0f"
+  integrity sha512-F/1DnUGPopORZi0ni+CvrCgHQ5FyEAHRLSApuYWMmrbSwoN2Mn/7k+Gl38gJnR7yyDZk6WLXwiGod1JOWNDKGw==
+
+hmac-drbg@^1.0.0, hmac-drbg@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/hmac-drbg/-/hmac-drbg-1.0.1.tgz#d2745701025a6c775a6c545793ed502fc0c649a1"
   integrity sha1-0nRXAQJabHdabFRXk+1QL8DGSaE=
@@ -2464,6 +3193,13 @@ ipaddr.js@1.9.1:
   resolved "https://registry.yarnpkg.com/ipaddr.js/-/ipaddr.js-1.9.1.tgz#bff38543eeb8984825079ff3a2a8e6cbd46781b3"
   integrity sha512-0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g==
 
+is-binary-path@~2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/is-binary-path/-/is-binary-path-2.1.0.tgz#ea1f7f3b80f064236e83470f86c09c254fb45b09"
+  integrity sha512-ZMERYes6pDydyuGidse7OsHxtbI7WVeUEozgR/g7rd0xUimYNlvZRE/K2MgZTjWy725IfelLeVcEM97mmtRGXw==
+  dependencies:
+    binary-extensions "^2.0.0"
+
 is-extglob@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/is-extglob/-/is-extglob-2.1.1.tgz#a88c02535791f02ed37c76a1b9ea9773c833f8c2"
@@ -2481,12 +3217,17 @@ is-fullwidth-code-point@^2.0.0:
   resolved "https://registry.yarnpkg.com/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz#a3b30a5c4f199183167aaab93beefae3ddfb654f"
   integrity sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=
 
+is-fullwidth-code-point@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz#f116f8064fe90b3f7844a38997c0b75051269f1d"
+  integrity sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==
+
 is-function@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/is-function/-/is-function-1.0.2.tgz#4f097f30abf6efadac9833b17ca5dc03f8144e08"
   integrity sha512-lw7DUp0aWXYg+CBCN+JKkcE0Q2RayZnSvnZBlwgxHBQhqt5pZNVy4Ri7H9GmmXkdu7LUthszM+Tor1u/2iBcpQ==
 
-is-glob@^4.0.0, is-glob@^4.0.1:
+is-glob@^4.0.0, is-glob@^4.0.1, is-glob@~4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/is-glob/-/is-glob-4.0.1.tgz#7567dbe9f2f5e2467bc77ab83c4a29482407a5dc"
   integrity sha512-5G0tKtBTFImOqDnLB2hG6Bp2qcKEFduo4tZu9MT/H6NQv/ghhy30o55ufafxJ/LdH79LLs2Kfrn85TLKyA7BUg==
@@ -2498,6 +3239,11 @@ is-hex-prefixed@1.0.0:
   resolved "https://registry.yarnpkg.com/is-hex-prefixed/-/is-hex-prefixed-1.0.0.tgz#7d8d37e6ad77e5d127148913c573e082d777f554"
   integrity sha1-fY035q135dEnFIkTxXPggtd39VQ=
 
+is-number@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/is-number/-/is-number-7.0.0.tgz#7535345b896734d5f80c4d06c50955527a14f12b"
+  integrity sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==
+
 is-object@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-object/-/is-object-1.0.1.tgz#8952688c5ec2ffd6b03ecc85e769e02903083470"
@@ -2508,6 +3254,11 @@ is-plain-obj@^1.1.0:
   resolved "https://registry.yarnpkg.com/is-plain-obj/-/is-plain-obj-1.1.0.tgz#71a50c8429dfca773c92a390a4a03b39fcd51d3e"
   integrity sha1-caUMhCnfync8kqOQpKA7OfzVHT4=
 
+is-plain-obj@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/is-plain-obj/-/is-plain-obj-2.1.0.tgz#45e42e37fccf1f40da8e5f76ee21515840c09287"
+  integrity sha512-YWnfyRwxL/+SsrWYfOpUtz5b3YD+nyfkHvjbcanzk8zgyO4ASD67uVMRt8k5bM4lLMDnXfriRhOpemw+NfT1eA==
+
 is-retry-allowed@^1.0.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/is-retry-allowed/-/is-retry-allowed-1.2.0.tgz#d778488bd0a4666a3be8a1482b9f2baafedea8b4"
@@ -2541,6 +3292,16 @@ isurl@^1.0.0-alpha5:
     has-to-string-tag-x "^1.2.0"
     is-object "^1.0.1"
 
+jake@^10.6.1:
+  version "10.8.2"
+  resolved "https://registry.yarnpkg.com/jake/-/jake-10.8.2.tgz#ebc9de8558160a66d82d0eadc6a2e58fbc500a7b"
+  integrity sha512-eLpKyrfG3mzvGE2Du8VoPbeSkRry093+tyNjdYaBbJS9v17knImYGNXQCUV0gLxQtF82m3E8iRb/wdSQZLoq7A==
+  dependencies:
+    async "0.9.x"
+    chalk "^2.4.2"
+    filelist "^1.0.1"
+    minimatch "^3.0.4"
+
 js-sha3@0.5.7, js-sha3@^0.5.7:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/js-sha3/-/js-sha3-0.5.7.tgz#0d4ffd8002d5333aabaf4a23eed2f6374c9f28e7"
@@ -2556,6 +3317,13 @@ js-tokens@^4.0.0:
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-4.0.0.tgz#19203fb59991df98e3a287050d4647cdeaf32499"
   integrity sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ==
 
+js-yaml@4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-4.0.0.tgz#f426bc0ff4b4051926cd588c71113183409a121f"
+  integrity sha512-pqon0s+4ScYUvX30wxQi3PogGFAlUyH0awepWvwkj4jD4v+ova3RiYw8bmA6x2rDrEaj8i/oWKoRxpVNW+Re8Q==
+  dependencies:
+    argparse "^2.0.1"
+
 js-yaml@^3.13.0, js-yaml@^3.13.1:
   version "3.14.0"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.14.0.tgz#a7a34170f26a21bb162424d8adacb4113a69e482"
@@ -2616,6 +3384,11 @@ jsprim@^1.2.2:
     json-schema "0.2.3"
     verror "1.10.0"
 
+jssha@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/jssha/-/jssha-3.2.0.tgz#88ec50b866dd1411deaddbe6b3e3692e4c710f16"
+  integrity sha512-QuruyBENDWdN4tZwJbQq7/eAK85FqrI4oDbXjy5IBhYD+2pTJyBUWZe8ctWaCkrV0gy6AaelgOZZBMeswEa/6Q==
+
 keccak@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/keccak/-/keccak-2.1.0.tgz#734ea53f2edcfd0f42cdb8d5f4c358fef052752b"
@@ -2672,6 +3445,20 @@ locate-path@^3.0.0:
     p-locate "^3.0.0"
     path-exists "^3.0.0"
 
+locate-path@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-5.0.0.tgz#1afba396afd676a6d42504d0a67a3a7eb9f62aa0"
+  integrity sha512-t7hw9pI+WvuwNJXwk5zVHpyhIqzg2qTlklJOf0mVxGSbe3Fp2VieZcduNYjaLDoy6p9uGpQEGWG87WpMKlNq8g==
+  dependencies:
+    p-locate "^4.1.0"
+
+locate-path@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-6.0.0.tgz#55321eb309febbc59c4801d931a72452a681d286"
+  integrity sha512-iPZK6eYjbxRu3uB4/WZ3EsEIMJFMqAoopl3R+zuq0UjcAm/MO6KCweDgPfP3elTztoKP3KtnVHxTn2NHBSDVUw==
+  dependencies:
+    p-locate "^5.0.0"
+
 lodash.defaults@^4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/lodash.defaults/-/lodash.defaults-4.2.0.tgz#d09178716ffea4dde9e5fb7b37f6f0802274580c"
@@ -2687,6 +3474,18 @@ lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.14, lodash@^4.17.19:
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
   integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
 
+log-symbols@4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/log-symbols/-/log-symbols-4.0.0.tgz#69b3cc46d20f448eccdb75ea1fa733d9e821c920"
+  integrity sha512-FN8JBzLx6CzeMrB0tg6pqlGU1wCrXW+ZXGH481kfsBqer0hToTIiHdjH4Mq8xJUbvATujKCvaREGWpGUionraA==
+  dependencies:
+    chalk "^4.0.0"
+
+logplease@^1.2.15:
+  version "1.2.15"
+  resolved "https://registry.yarnpkg.com/logplease/-/logplease-1.2.15.tgz#3da442e93751a5992cc19010a826b08d0293c48a"
+  integrity sha512-jLlHnlsPSJjpwUfcNyUxXCl33AYg2cHhIf9QhGL2T4iPT0XPB+xP1LRKFPgIg1M/sg9kAJvy94w9CzBNrfnstA==
+
 lowercase-keys@^1.0.0, lowercase-keys@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/lowercase-keys/-/lowercase-keys-1.0.1.tgz#6f9e30b47084d971a7c820ff15a6c5167b74c26f"
@@ -2794,7 +3593,7 @@ minimalistic-crypto-utils@^1.0.0, minimalistic-crypto-utils@^1.0.1:
   resolved "https://registry.yarnpkg.com/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz#f6c00c1c0b082246e5c4d99dfb8c7c083b2b582a"
   integrity sha1-9sAMHAsIIkblxNmd+4x8CDsrWCo=
 
-minimatch@^3.0.4:
+minimatch@3.0.4, minimatch@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
   integrity sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==
@@ -2840,6 +3639,37 @@ mkdirp@^0.5.0, mkdirp@^0.5.1:
   dependencies:
     minimist "^1.2.5"
 
+mocha@^8.2.1:
+  version "8.3.0"
+  resolved "https://registry.yarnpkg.com/mocha/-/mocha-8.3.0.tgz#a83a7432d382ae1ca29686062d7fdc2c36f63fe5"
+  integrity sha512-TQqyC89V1J/Vxx0DhJIXlq9gbbL9XFNdeLQ1+JsnZsVaSOV1z3tWfw0qZmQJGQRIfkvZcs7snQnZnOCKoldq1Q==
+  dependencies:
+    "@ungap/promise-all-settled" "1.1.2"
+    ansi-colors "4.1.1"
+    browser-stdout "1.3.1"
+    chokidar "3.5.1"
+    debug "4.3.1"
+    diff "5.0.0"
+    escape-string-regexp "4.0.0"
+    find-up "5.0.0"
+    glob "7.1.6"
+    growl "1.10.5"
+    he "1.2.0"
+    js-yaml "4.0.0"
+    log-symbols "4.0.0"
+    minimatch "3.0.4"
+    ms "2.1.3"
+    nanoid "3.1.20"
+    serialize-javascript "5.0.1"
+    strip-json-comments "3.1.1"
+    supports-color "8.1.1"
+    which "2.0.2"
+    wide-align "1.1.3"
+    workerpool "6.1.0"
+    yargs "16.2.0"
+    yargs-parser "20.2.4"
+    yargs-unparser "2.0.0"
+
 mock-fs@^4.1.0:
   version "4.12.0"
   resolved "https://registry.yarnpkg.com/mock-fs/-/mock-fs-4.12.0.tgz#a5d50b12d2d75e5bec9dac3b67ffe3c41d31ade4"
@@ -2867,11 +3697,16 @@ ms@2.1.1:
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.1.tgz#30a5864eb3ebb0a66f2ebe6d727af06a09d86e0a"
   integrity sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==
 
-ms@^2.1.1:
+ms@2.1.2, ms@^2.1.1:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
   integrity sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==
 
+ms@2.1.3:
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.3.tgz#574c8138ce1d2b5861f0b44579dbadd60c6615b2"
+  integrity sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==
+
 multibase@^0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/multibase/-/multibase-0.7.0.tgz#1adfc1c50abe05eefeb5091ac0c2728d6b84581b"
@@ -2932,6 +3767,11 @@ nanoassert@^1.0.0:
   resolved "https://registry.yarnpkg.com/nanoassert/-/nanoassert-1.1.0.tgz#4f3152e09540fde28c76f44b19bbcd1d5a42478d"
   integrity sha1-TzFS4JVA/eKMdvRLGbvNHVpCR40=
 
+nanoid@3.1.20:
+  version "3.1.20"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.1.20.tgz#badc263c6b1dcf14b71efaa85f6ab4c1d6cfc788"
+  integrity sha512-a1cQNyczgKbLX9jwbS/+d7W8fX/RfgYR7lVWwWOGIPNgK2m0MWvrGF6/m4kk6U3QcFMnZf3RIhL0v2Jgh/0Uxw==
+
 natural-compare@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
@@ -2962,6 +3802,11 @@ node-gyp-build@^4.2.0:
   resolved "https://registry.yarnpkg.com/node-gyp-build/-/node-gyp-build-4.2.3.tgz#ce6277f853835f718829efb47db20f3e4d9c4739"
   integrity sha512-MN6ZpzmfNCRM+3t57PTJHgHyw/h4OWnZ6mR8P5j/uZtqQr46RRuDE/P+g3n0YR/AiYXeWixZZzaip77gdICfRg==
 
+normalize-path@^3.0.0, normalize-path@~3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/normalize-path/-/normalize-path-3.0.0.tgz#0dcd69ff23a1c9b11fd0978316644a0388216a65"
+  integrity sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA==
+
 normalize-url@^4.1.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/normalize-url/-/normalize-url-4.5.0.tgz#453354087e6ca96957bd8f5baf753f5982142129"
@@ -3088,13 +3933,20 @@ p-is-promise@^2.0.0:
   resolved "https://registry.yarnpkg.com/p-is-promise/-/p-is-promise-2.1.0.tgz#918cebaea248a62cf7ffab8e3bca8c5f882fc42e"
   integrity sha512-Y3W0wlRPK8ZMRbNq97l4M5otioeA5lm1z7bkNkxCka8HSPjR0xRWmpCmc9utiaLP9Jb1eD8BgeIxTW4AIF45Pg==
 
-p-limit@^2.0.0:
+p-limit@^2.0.0, p-limit@^2.2.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-2.3.0.tgz#3dd33c647a214fdfffd835933eb086da0dc21db1"
   integrity sha512-//88mFWSJx8lxCzwdAABTJL2MyWB12+eIY7MDL2SqLmAkeKU9qxRvWuSyTjm3FUmpBEMuFfckAIqEaVGUDxb6w==
   dependencies:
     p-try "^2.0.0"
 
+p-limit@^3.0.2:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-3.1.0.tgz#e1daccbe78d0d1388ca18c64fea38e3e57e3706b"
+  integrity sha512-TYOanM3wGwNGsZN2cVTYPArw454xnXj5qmWF1bEoAc4+cU/ol7GVh7odevjp1FNHduHc3KZMcFduxU5Xc6uJRQ==
+  dependencies:
+    yocto-queue "^0.1.0"
+
 p-locate@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-3.0.0.tgz#322d69a05c0264b25997d9f40cd8a891ab0064a4"
@@ -3102,6 +3954,20 @@ p-locate@^3.0.0:
   dependencies:
     p-limit "^2.0.0"
 
+p-locate@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-4.1.0.tgz#a3428bb7088b3a60292f66919278b7c297ad4f07"
+  integrity sha512-R79ZZ/0wAxKGu3oYMlz8jy/kbhsNrS7SKZ7PxEHBgJ5+F2mtFW2fK2cOtBh1cHYkQsbzFV7I+EoRKe6Yt0oK7A==
+  dependencies:
+    p-limit "^2.2.0"
+
+p-locate@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-5.0.0.tgz#83c8315c6785005e3bd021839411c9e110e6d834"
+  integrity sha512-LaNjtRWUBY++zB5nE/NwcaoMylSPk+S+ZHNB1TzdbMJMny6dynpAGt7X/tl/QYq3TIeE6nxHppbo2LGymrG5Pw==
+  dependencies:
+    p-limit "^3.0.2"
+
 p-timeout@^1.1.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/p-timeout/-/p-timeout-1.2.1.tgz#5eb3b353b7fce99f101a1038880bb054ebbea386"
@@ -3147,6 +4013,11 @@ path-exists@^3.0.0:
   resolved "https://registry.yarnpkg.com/path-exists/-/path-exists-3.0.0.tgz#ce0ebeaa5f78cb18925ea7d810d7b59b010fd515"
   integrity sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=
 
+path-exists@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/path-exists/-/path-exists-4.0.0.tgz#513bdbe2d3b95d7762e8c1137efa195c6c61b5b3"
+  integrity sha512-ak9Qy5Q7jYb2Wwcey5Fpvg2KoAc/ZIhLSLOSBmRmygPsGwkVVt0fZa0qrtMz+m6tJTAHfZQ8FnmB4MG4LWy7/w==
+
 path-is-absolute@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
@@ -3198,6 +4069,11 @@ performance-now@^2.1.0:
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
   integrity sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=
 
+picomatch@^2.0.4, picomatch@^2.2.1:
+  version "2.2.2"
+  resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.2.2.tgz#21f333e9b6b8eaff02468f5146ea406d345f4dad"
+  integrity sha512-q0M/9eZHzmr0AulXyPwNfZjtwZ/RBZlbN3K3CErVrk50T2ASYI7Bye0EvekFY3IP1Nt2DHu0re+V2ZHIpMkuWg==
+
 prelude-ls@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.2.1.tgz#debc6489d7a6e6b0e7611888cec880337d316396"
@@ -3290,6 +4166,25 @@ query-string@^5.0.1:
     object-assign "^4.1.0"
     strict-uri-encode "^1.0.0"
 
+r1csfile@0.0.16:
+  version "0.0.16"
+  resolved "https://registry.yarnpkg.com/r1csfile/-/r1csfile-0.0.16.tgz#53c66a79b50eebc2d15a1048e39d548ce9da7ccd"
+  integrity sha512-A2jRVWzGgmXeG2lVAc0H4suJmzt50it5UvBnycJgBCpMXM3tH/M6RguP7nvs6suY/yYnkN6jX6iTScSiDUF3FA==
+  dependencies:
+    "@iden3/bigarray" "0.0.2"
+    fastfile "0.0.18"
+    ffjavascript "0.2.22"
+
+r1csfile@0.0.32:
+  version "0.0.32"
+  resolved "https://registry.yarnpkg.com/r1csfile/-/r1csfile-0.0.32.tgz#64a6c63ff76b737b3ee22bcedb2bb9a033cbeb1a"
+  integrity sha512-DkRXeOg0iRmfhgIuWICvdkOiLHpyb7+AcUd/WHpqBJEUp27pe7wKXBR4Jr3TPYCT4sTV9a/F3bovyAC4wystnQ==
+  dependencies:
+    "@iden3/bigarray" "0.0.2"
+    "@iden3/binfileutils" "0.0.8"
+    fastfile "0.0.19"
+    ffjavascript "0.2.35"
+
 randombytes@^2.0.0, randombytes@^2.0.1, randombytes@^2.0.5, randombytes@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/randombytes/-/randombytes-2.1.0.tgz#df6f84372f0270dc65cdf6291349ab7a473d4f2a"
@@ -3329,6 +4224,13 @@ readable-stream@^3.6.0:
     string_decoder "^1.1.1"
     util-deprecate "^1.0.1"
 
+readdirp@~3.5.0:
+  version "3.5.0"
+  resolved "https://registry.yarnpkg.com/readdirp/-/readdirp-3.5.0.tgz#9ba74c019b15d365278d2e91bb8c48d7b4d42c9e"
+  integrity sha512-cMhu7c/8rdhkHXWsY+osBhfSy0JikwpHK/5+imo+LpeasTF8ouErHrlYkwT0++njiyuDvc7OFY5T3ukvZ8qmFQ==
+  dependencies:
+    picomatch "^2.2.1"
+
 redis-commands@1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/redis-commands/-/redis-commands-1.5.0.tgz#80d2e20698fe688f227127ff9e5164a7dd17e785"
@@ -3392,6 +4294,11 @@ require-main-filename@^1.0.1:
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-1.0.1.tgz#97f717b69d48784f5f526a6c5aa8ffdda055a4d1"
   integrity sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE=
 
+require-main-filename@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-2.0.0.tgz#d0b329ecc7cc0f61649f62215be69af54aa8989b"
+  integrity sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg==
+
 resolve-from@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-4.0.0.tgz#4abcd852ad32dd7baabfe9b40e00a36db5f392e6"
@@ -3426,6 +4333,20 @@ rimraf@2.6.3:
   dependencies:
     glob "^7.1.3"
 
+rimraf@^2.6.3:
+  version "2.7.1"
+  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.7.1.tgz#35797f13a7fdadc566142c29d4f07ccad483e3ec"
+  integrity sha512-uWjbaKIK3T1OSVptzX7Nl6PvQ3qAGtKEtVRjRuazjfL3Bx5eI409VZSqgND+4UNnmzLVdPj9FqFJNPqBZFve4w==
+  dependencies:
+    glob "^7.1.3"
+
+rimraf@^3.0.0:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-3.0.2.tgz#f1a5402ba6220ad52cc1282bac1ae3aa49fd061a"
+  integrity sha512-JZkJMZkAGFFPP2YqXZXPbMlMBgsxzE8ILs4lMIX/2o0L9UBw9O/Y3o6wFw/i9YLapcUJWwqbi3kdxIPdC62TIA==
+  dependencies:
+    glob "^7.1.3"
+
 ripemd160@^2.0.0, ripemd160@^2.0.1:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/ripemd160/-/ripemd160-2.0.2.tgz#a1c1a6f624751577ba5d07914cbc92850585890c"
@@ -3511,6 +4432,13 @@ send@0.17.1:
     range-parser "~1.2.1"
     statuses "~1.5.0"
 
+serialize-javascript@5.0.1:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-5.0.1.tgz#7886ec848049a462467a97d3d918ebb2aaf934f4"
+  integrity sha512-SaaNal9imEO737H2c05Og0/8LUXG7EnsZyMa8MzkmuHoELfT6txuj0cMqRj6zfPKnmQ1yasR4PCJc8x+M4JSPA==
+  dependencies:
+    randombytes "^2.1.0"
+
 serve-static@1.14.1:
   version "1.14.1"
   resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.14.1.tgz#666e636dc4f010f7ef29970a88a674320898b2f9"
@@ -3607,6 +4535,19 @@ slice-ansi@^2.1.0:
     astral-regex "^1.0.0"
     is-fullwidth-code-point "^2.0.0"
 
+snarkjs@^0.3.57, snarkjs@^0.3.59:
+  version "0.3.59"
+  resolved "https://registry.yarnpkg.com/snarkjs/-/snarkjs-0.3.59.tgz#818821658117bb65aff5f1c8b6fe03d74dd91354"
+  integrity sha512-fj8EOtziIz6FvNmcT97L4QM+QNzoCf8zTo4ghpYY4wFf0ZkgX9tSR2SZy1BjtaQnlC+LiF55wOG+jucP9Aw5BA==
+  dependencies:
+    "@iden3/binfileutils" "0.0.8"
+    blake2b-wasm "https://github.com/jbaylina/blake2b-wasm.git"
+    circom_runtime "0.1.13"
+    fastfile "0.0.19"
+    ffjavascript "0.2.35"
+    logplease "^1.2.15"
+    r1csfile "0.0.32"
+
 "snarkjs@git+https://github.com/tornadocash/snarkjs.git#869181cfaf7526fe8972073d31655493a04326d5":
   version "0.1.20"
   resolved "git+https://github.com/tornadocash/snarkjs.git#869181cfaf7526fe8972073d31655493a04326d5"
@@ -3667,7 +4608,7 @@ string-width@^1.0.1:
     is-fullwidth-code-point "^1.0.0"
     strip-ansi "^3.0.0"
 
-string-width@^2.0.0, string-width@^2.1.0, string-width@^2.1.1:
+"string-width@^1.0.2 || 2", string-width@^2.0.0, string-width@^2.1.0, string-width@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-2.1.1.tgz#ab93f27a8dc13d28cac815c462143a6d9012ae9e"
   integrity sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==
@@ -3684,6 +4625,15 @@ string-width@^3.0.0:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^5.1.0"
 
+string-width@^4.1.0, string-width@^4.2.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.0.tgz#952182c46cc7b2c313d1596e623992bd163b72b5"
+  integrity sha512-zUz5JD+tgqtuDjMhwIg5uFVV3dtqZ9yQJlZVfq4I01/K5Paj5UHj7VyrQOJvzawSVlKpObApbfD0Ed6yJc+1eg==
+  dependencies:
+    emoji-regex "^8.0.0"
+    is-fullwidth-code-point "^3.0.0"
+    strip-ansi "^6.0.0"
+
 string_decoder@^1.1.1:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.3.0.tgz#42f114594a46cf1a8e30b0a84f56c78c3edac21e"
@@ -3731,15 +4681,22 @@ strip-hex-prefix@1.0.0:
   dependencies:
     is-hex-prefixed "1.0.0"
 
+strip-json-comments@3.1.1, strip-json-comments@^3.1.0:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-3.1.1.tgz#31f1281b3832630434831c310c01cccda8cbe006"
+  integrity sha512-6fPc+R4ihwqP6N/aIv2f1gMH8lOVtWQHoqC4yK6oSDVVocumAsfCqjkXnqiYMhmMwS/mEHLp7Vehlt3ql6lEig==
+
 strip-json-comments@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-2.0.1.tgz#3c531942e908c2697c0ec344858c286c7ca0a60a"
   integrity sha1-PFMZQukIwml8DsNEhYwobHygpgo=
 
-strip-json-comments@^3.1.0:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-3.1.1.tgz#31f1281b3832630434831c310c01cccda8cbe006"
-  integrity sha512-6fPc+R4ihwqP6N/aIv2f1gMH8lOVtWQHoqC4yK6oSDVVocumAsfCqjkXnqiYMhmMwS/mEHLp7Vehlt3ql6lEig==
+supports-color@8.1.1:
+  version "8.1.1"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-8.1.1.tgz#cd6fc17e28500cff56c1b86c0a7fd4a54a73005c"
+  integrity sha512-MpUEN2OodtUzxvKQl72cUF7RQ5EiHsGvSsVG0ia9c5RbWGL2CI4C7EpPS8UTBIplnlzZiNuV56w+FuNxy3ty2Q==
+  dependencies:
+    has-flag "^4.0.0"
 
 supports-color@^5.3.0:
   version "5.5.0"
@@ -3810,6 +4767,27 @@ timed-out@^4.0.0, timed-out@^4.0.1:
   resolved "https://registry.yarnpkg.com/timed-out/-/timed-out-4.0.1.tgz#f32eacac5a175bea25d7fab565ab3ed8741ef56f"
   integrity sha1-8y6srFoXW+ol1/q1Zas+2HQe9W8=
 
+tmp-promise@^2.0.2:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/tmp-promise/-/tmp-promise-2.1.1.tgz#eb97c038995af74efbfe8156f5e07fdd0c935539"
+  integrity sha512-Z048AOz/w9b6lCbJUpevIJpRpUztENl8zdv1bmAKVHimfqRFl92ROkmT9rp7TVBnrEw2gtMTol/2Cp2S2kJa4Q==
+  dependencies:
+    tmp "0.1.0"
+
+tmp-promise@^3.0.2:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/tmp-promise/-/tmp-promise-3.0.2.tgz#6e933782abff8b00c3119d63589ca1fb9caaa62a"
+  integrity sha512-OyCLAKU1HzBjL6Ev3gxUeraJNlbNingmi8IrHHEsYH8LTmEuhvYfqvhn2F/je+mjf4N58UmZ96OMEy1JanSCpA==
+  dependencies:
+    tmp "^0.2.0"
+
+tmp@0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.1.0.tgz#ee434a4e22543082e294ba6201dcc6eafefa2877"
+  integrity sha512-J7Z2K08jbGcdA1kkQpJSqLF6T0tdQqpR2pnSUXsIchbPdTI9v3e85cLW0d6WDhwuAleOV71j2xWs8qMPfK7nKw==
+  dependencies:
+    rimraf "^2.6.3"
+
 tmp@^0.0.33:
   version "0.0.33"
   resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.0.33.tgz#6d34335889768d21b2bcda0aa277ced3b1bfadf9"
@@ -3817,6 +4795,13 @@ tmp@^0.0.33:
   dependencies:
     os-tmpdir "~1.0.2"
 
+tmp@^0.2.0:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.2.1.tgz#8457fc3037dcf4719c251367a1af6500ee1ccf14"
+  integrity sha512-76SUhtfqR2Ijn+xllcI5P1oyannHNHByD80W1q447gU3mp9G9PSpGdWmjUOHRDPiHYacIk66W7ubDTuPF3BEtQ==
+  dependencies:
+    rimraf "^3.0.0"
+
 to-fast-properties@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/to-fast-properties/-/to-fast-properties-2.0.0.tgz#dc5e698cbd079265bc73e0377681a4e4e83f616e"
@@ -3827,6 +4812,13 @@ to-readable-stream@^1.0.0:
   resolved "https://registry.yarnpkg.com/to-readable-stream/-/to-readable-stream-1.0.0.tgz#ce0aa0c2f3df6adf852efb404a783e77c0475771"
   integrity sha512-Iq25XBt6zD5npPhlLVXGFN3/gyR2/qODcKNNyTMd4vbm39HUaOiAM4PMq0eMVC/Tkxz+Zjdsc55g9yyz+Yq00Q==
 
+to-regex-range@^5.0.1:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/to-regex-range/-/to-regex-range-5.0.1.tgz#1648c44aae7c8d988a326018ed72f5b4dd0392e4"
+  integrity sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==
+  dependencies:
+    is-number "^7.0.0"
+
 toidentifier@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/toidentifier/-/toidentifier-1.0.0.tgz#7e1be3470f1e77948bc43d94a3c8f4d7752ba553"
@@ -3843,6 +4835,21 @@ torn-token@^1.0.0:
     ethereumjs-util "^7.0.3"
     web3 "^1.2.11"
 
+tornado-trees@^0.0.4:
+  version "0.0.4"
+  resolved "https://registry.yarnpkg.com/tornado-trees/-/tornado-trees-0.0.4.tgz#568838277b01f23c9a4c01318231dea0a4af83f3"
+  integrity sha512-SL/tJ2TlY9tBpQJumg4ebKCtp5AyRxL+z+5SLhklf50E1n2GIUpETzCVqbqqSPplE6sVgpyAbFnnK1/MfGgNIQ==
+  dependencies:
+    circom "^0.5.38"
+    circom_runtime "^0.1.12"
+    circomlib "git+https://github.com/tornadocash/circomlib.git#d20d53411d1bef61f38c99a8b36d5d0cc4836aa1"
+    dotenv "^8.2.0"
+    ffiasm "^0.1.1"
+    fixed-merkle-tree "^0.5.0"
+    jssha "^3.2.0"
+    snarkjs "^0.3.57"
+    tmp-promise "^3.0.2"
+
 tough-cookie@~2.5.0:
   version "2.5.0"
   resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.5.0.tgz#cd9fb2a0aa1d5a12b473bd9fb96fa3dcff65ade2"
@@ -4042,6 +5049,42 @@ verror@1.10.0:
     core-util-is "1.0.2"
     extsprintf "^1.2.0"
 
+wasmbuilder@0.0.10:
+  version "0.0.10"
+  resolved "https://registry.yarnpkg.com/wasmbuilder/-/wasmbuilder-0.0.10.tgz#b8298b2095ef9979d32f3881d1feef1705ec868a"
+  integrity sha512-zQSvZ7d74d9OvN+mCN6ucNne4QS5/cBBYTHldX0Oe+u9gStY21orapvuX1ajisA7RVIpuFhYg+ZgdySsPfeh0A==
+  dependencies:
+    big-integer "^1.6.48"
+
+wasmcurves@0.0.12:
+  version "0.0.12"
+  resolved "https://registry.yarnpkg.com/wasmcurves/-/wasmcurves-0.0.12.tgz#1496e2219ac07f9a420f527803ae13b1d7a89246"
+  integrity sha512-1Jl9mkatyHSNj80ILjf85SZUNuZQBCkTjJlhzqHnZQXUmIimCIWkugaVaYNjozLs1Gun4h/keZe1MBeBN0sRpg==
+  dependencies:
+    big-integer "^1.6.42"
+    blakejs "^1.1.0"
+
+wasmcurves@0.0.14:
+  version "0.0.14"
+  resolved "https://registry.yarnpkg.com/wasmcurves/-/wasmcurves-0.0.14.tgz#cbe0f19650d9554937154afdbed66b305bd2a348"
+  integrity sha512-G1iMkxlRaQSdqQ1JrwHcU+awLmwyH6kFKfT8g9obd8MWe+u5oSdFXrODB0zmSI5aGGvJPG+4cAmqCGYv9R+7qg==
+  dependencies:
+    big-integer "^1.6.42"
+    blakejs "^1.1.0"
+
+wasmcurves@0.0.5:
+  version "0.0.5"
+  resolved "https://registry.yarnpkg.com/wasmcurves/-/wasmcurves-0.0.5.tgz#d0b58e803c0b1c09c966b7dc0fad6dd405d18547"
+  integrity sha512-BmI4GXLjLawGg2YkvHa8zRsnWec+d1uwoxE+Iov8cqOpDL7GA5XO2pk2yuDbXHMzwIug2exnKot3baRZ86R0pA==
+  dependencies:
+    big-integer "^1.6.42"
+    blakejs "^1.1.0"
+
+web-worker@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/web-worker/-/web-worker-1.0.0.tgz#c7ced4e1eb6227636ada35056a9e5a477414e4d0"
+  integrity sha512-BzuMqeKVkKKwHV6tJuwePFcxYMxvC97D448mXTgh/CxXAB4sRtoV26gRPN+JDxsXRR7QZyioMV9O6NzQaASf7Q==
+
 web3-bzz@1.2.11:
   version "1.2.11"
   resolved "https://registry.yarnpkg.com/web3-bzz/-/web3-bzz-1.2.11.tgz#41bc19a77444bd5365744596d778b811880f707f"
@@ -4304,6 +5347,13 @@ which-module@^2.0.0:
   resolved "https://registry.yarnpkg.com/which-module/-/which-module-2.0.0.tgz#d9ef07dce77b9902b8a3a8fa4b31c3e3f7e6e87a"
   integrity sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=
 
+which@2.0.2, which@^2.0.1:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/which/-/which-2.0.2.tgz#7c6a8dd0a636a0327e10b59c9286eee93f3f51b1"
+  integrity sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==
+  dependencies:
+    isexe "^2.0.0"
+
 which@^1.2.9:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/which/-/which-1.3.1.tgz#a45043d54f5805316da8d62f9f50918d3da70b0a"
@@ -4311,18 +5361,28 @@ which@^1.2.9:
   dependencies:
     isexe "^2.0.0"
 
-which@^2.0.1:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/which/-/which-2.0.2.tgz#7c6a8dd0a636a0327e10b59c9286eee93f3f51b1"
-  integrity sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==
+wide-align@1.1.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/wide-align/-/wide-align-1.1.3.tgz#ae074e6bdc0c14a431e804e624549c633b000457"
+  integrity sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==
   dependencies:
-    isexe "^2.0.0"
+    string-width "^1.0.2 || 2"
 
 word-wrap@^1.2.3, word-wrap@~1.2.3:
   version "1.2.3"
   resolved "https://registry.yarnpkg.com/word-wrap/-/word-wrap-1.2.3.tgz#610636f6b1f703891bd34771ccb17fb93b47079c"
   integrity sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ==
 
+worker-threads@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/worker-threads/-/worker-threads-1.0.0.tgz#2b49ea7c9692ba737d9148f2c9b2be65e14e3470"
+  integrity sha512-vK6Hhvph8oLxocEJIlc3YfGAZhm210uGzjZsXSu+JYLAQ/s/w4Tqgl60JrdH58hW8NSGP4m3bp8a92qPXgX05w==
+
+workerpool@6.1.0:
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/workerpool/-/workerpool-6.1.0.tgz#a8e038b4c94569596852de7a8ea4228eefdeb37b"
+  integrity sha512-toV7q9rWNYha963Pl/qyeZ6wG+3nnsyvolaNUS8+R5Wtw6qJPTxIlOP1ZSvcGhEJw+l3HMMmtiNo9Gl61G4GVg==
+
 wrap-ansi@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-2.1.0.tgz#d8fc3d284dd05794fe84973caecdd1cf824fdd85"
@@ -4331,6 +5391,24 @@ wrap-ansi@^2.0.0:
     string-width "^1.0.1"
     strip-ansi "^3.0.1"
 
+wrap-ansi@^6.2.0:
+  version "6.2.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-6.2.0.tgz#e9393ba07102e6c91a3b221478f0257cd2856e53"
+  integrity sha512-r6lPcBGxZXlIcymEu7InxDMhdW0KDxpLgoFLcguasxCaJ/SOIZwINatK9KY/tf+ZrlywOKU0UDj3ATXUBfxJXA==
+  dependencies:
+    ansi-styles "^4.0.0"
+    string-width "^4.1.0"
+    strip-ansi "^6.0.0"
+
+wrap-ansi@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-7.0.0.tgz#67e145cff510a6a6984bdf1152911d69d2eb9e43"
+  integrity sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==
+  dependencies:
+    ansi-styles "^4.0.0"
+    string-width "^4.1.0"
+    strip-ansi "^6.0.0"
+
 wrappy@1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
@@ -4404,6 +5482,16 @@ xtend@^4.0.0:
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.0.tgz#95ef94f85ecc81d007c264e190a120f0a3c8566b"
   integrity sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==
 
+y18n@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.1.tgz#8db2b83c31c5d75099bb890b23f3094891e247d4"
+  integrity sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==
+
+y18n@^5.0.5:
+  version "5.0.5"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-5.0.5.tgz#8769ec08d03b1ea2df2500acef561743bbb9ab18"
+  integrity sha512-hsRUr4FFrvhhRH12wOdfs38Gy7k2FFzB9qgN9v3aLykRq0dRcdcpz5C9FxdS2NuhOrI/628b/KSTJ3rwHysYSg==
+
 yaeti@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/yaeti/-/yaeti-0.0.6.tgz#f26f484d72684cf42bedfb76970aa1608fbf9577"
@@ -4414,6 +5502,11 @@ yallist@^3.0.0, yallist@^3.0.3:
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.1.1.tgz#dbb7daf9bfd8bac9ab45ebf602b8cbad0d5d08fd"
   integrity sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g==
 
+yargs-parser@20.2.4:
+  version "20.2.4"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-20.2.4.tgz#b42890f14566796f85ae8e3a25290d205f154a54"
+  integrity sha512-WOkpgNhPTlE73h4VFAFsOnomJVaovO8VqLDzy5saChRBFQFBoMYirowyW+Q9HB4HFF4Z7VZTiG3iSzJJA29yRA==
+
 yargs-parser@^11.1.1:
   version "11.1.1"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-11.1.1.tgz#879a0865973bca9f6bab5cbdf3b1c67ec7d3bcf4"
@@ -4422,6 +5515,42 @@ yargs-parser@^11.1.1:
     camelcase "^5.0.0"
     decamelize "^1.2.0"
 
+yargs-parser@^18.1.2:
+  version "18.1.3"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-18.1.3.tgz#be68c4975c6b2abf469236b0c870362fab09a7b0"
+  integrity sha512-o50j0JeToy/4K6OZcaQmW6lyXXKhq7csREXcDwk2omFPJEwUNOVtJKvmDr9EI1fAJZUyZcRF7kxGBWmRXudrCQ==
+  dependencies:
+    camelcase "^5.0.0"
+    decamelize "^1.2.0"
+
+yargs-parser@^20.2.2:
+  version "20.2.5"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-20.2.5.tgz#5d37729146d3f894f39fc94b6796f5b239513186"
+  integrity sha512-jYRGS3zWy20NtDtK2kBgo/TlAoy5YUuhD9/LZ7z7W4j1Fdw2cqD0xEEclf8fxc8xjD6X5Qr+qQQwCEsP8iRiYg==
+
+yargs-unparser@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/yargs-unparser/-/yargs-unparser-2.0.0.tgz#f131f9226911ae5d9ad38c432fe809366c2325eb"
+  integrity sha512-7pRTIA9Qc1caZ0bZ6RYRGbHJthJWuakf+WmHK0rVeLkNrrGhfoabBNdue6kdINI6r4if7ocq9aD/n7xwKOdzOA==
+  dependencies:
+    camelcase "^6.0.0"
+    decamelize "^4.0.0"
+    flat "^5.0.2"
+    is-plain-obj "^2.1.0"
+
+yargs@16.2.0:
+  version "16.2.0"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-16.2.0.tgz#1c82bf0f6b6a66eafce7ef30e376f49a12477f66"
+  integrity sha512-D1mvvtDG0L5ft/jGWkLpG1+m0eQxOfaBvTNELraWj22wSVUMWxZUvYgJYcKh6jGGIkJFhH4IZPQhR4TKpc8mBw==
+  dependencies:
+    cliui "^7.0.2"
+    escalade "^3.1.1"
+    get-caller-file "^2.0.5"
+    require-directory "^2.1.1"
+    string-width "^4.2.0"
+    y18n "^5.0.5"
+    yargs-parser "^20.2.2"
+
 yargs@^12.0.5:
   version "12.0.5"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-12.0.5.tgz#05f5997b609647b64f66b81e3b4b10a368e7ad13"
@@ -4439,3 +5568,25 @@ yargs@^12.0.5:
     which-module "^2.0.0"
     y18n "^3.2.1 || ^4.0.0"
     yargs-parser "^11.1.1"
+
+yargs@^15.3.1:
+  version "15.4.1"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-15.4.1.tgz#0d87a16de01aee9d8bec2bfbf74f67851730f4f8"
+  integrity sha512-aePbxDmcYW++PaqBsJ+HYUFwCdv4LVvdnhBy78E57PIor8/OVvhMrADFFEDh8DHDFRv/O9i3lPhsENjO7QX0+A==
+  dependencies:
+    cliui "^6.0.0"
+    decamelize "^1.2.0"
+    find-up "^4.1.0"
+    get-caller-file "^2.0.1"
+    require-directory "^2.1.1"
+    require-main-filename "^2.0.0"
+    set-blocking "^2.0.0"
+    string-width "^4.2.0"
+    which-module "^2.0.0"
+    y18n "^4.0.0"
+    yargs-parser "^18.1.2"
+
+yocto-queue@^0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/yocto-queue/-/yocto-queue-0.1.0.tgz#0294eb3dee05028d31ee1a5fa2c556a6aaf10a1b"
+  integrity sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==