diff --git a/src/aquarius/Aquarius.ts b/src/aquarius/Aquarius.ts
index e3a0dc48..1d76913b 100644
--- a/src/aquarius/Aquarius.ts
+++ b/src/aquarius/Aquarius.ts
@@ -1,4 +1,4 @@
-import { LoggerInstance } from '../utils'
+import { LoggerInstance, crossFetchGeneric } from '../utils'
 import { Asset, DDO, Metadata, ValidateMetadata } from '../@types/'
 import { json } from 'stream/consumers'
 
@@ -17,12 +17,15 @@ export class Aquarius {
    * @param {string} fetchMethod fetch client instance
    * @return {Promise<DDO>} DDO
    */
-  public async resolve(did: string, fetchMethod: any): Promise<DDO> {
+  public async resolve(did: string, fetchMethod?: any): Promise<DDO> {
+    const preferedFetch = fetchMethod || crossFetchGeneric
     const path = this.aquariusURL + '/api/aquarius/assets/ddo/' + did
     try {
-      const response = await fetchMethod('GET', path)
+      const response = await preferedFetch('GET', path, null, {
+        'Content-Type': 'application/json'
+      })
       if (response.ok) {
-        const raw = await response.json()
+        const raw = response.data ? response.data : await response.json()
         return raw as DDO
       } else {
         throw new Error('HTTP request failed with status ' + response.status)
@@ -44,19 +47,27 @@ export class Aquarius {
 
   /**
    * Blocks until Aqua will cache the did (or the update for that did) or timeouts
+   
+   * @param {string} did DID of the asset.
+   * @param {string} txid used when the did exists and we expect an update with that txid.
    * @param {string} fetchMethod fetch client instance
-   * @param  {string} did DID of the asset.
-   * @param  {string} txid used when the did exists and we expect an update with that txid.
    * @return {Promise<DDO>} DDO of the asset.
    */
-  public async waitForAqua(fetchMethod: any, did: string, txid?: string): Promise<Asset> {
+  public async waitForAqua(
+    did: string,
+    txid?: string,
+    fetchMethod?: any
+  ): Promise<Asset> {
     let tries = 0
     do {
       try {
+        const preferedFetch = fetchMethod || crossFetchGeneric
         const path = this.aquariusURL + '/api/aquarius/assets/ddo/' + did
-        const response = await fetchMethod('GET', path)
+        const response = await preferedFetch('GET', path, null, {
+          'Content-Type': 'application/json'
+        })
         if (response.ok) {
-          const ddo = await response.json()
+          const ddo = response.data ? response.data : await response.json()
           if (txid) {
             // check tx
             if (ddo.event && ddo.event.txid === txid) return ddo as Asset
@@ -73,21 +84,22 @@ export class Aquarius {
 
   /**
    * Validate DDO content
+   * @param {DDO} ddo DID Descriptor Object content.
    * @param {string} fetchMethod fetch client instance
-   * @param  {DDO} ddo DID Descriptor Object content.
    * @return {Promise<ValidateMetadata>}.
    */
-  public async validate(fetchMethod: any, ddo: DDO): Promise<ValidateMetadata> {
+  public async validate(ddo: DDO, fetchMethod: any): Promise<ValidateMetadata> {
+    const preferedFetch = fetchMethod || crossFetchGeneric
     const status: ValidateMetadata = {
       valid: false
     }
     let jsonResponse
     try {
       const path = this.aquariusURL + '/api/aquarius/assets/ddo/validate'
-      const response = await fetchMethod('POST', path, JSON.stringify(ddo), {
+      const response = await preferedFetch('POST', path, JSON.stringify(ddo), {
         'Content-Type': 'application/octet-stream'
       })
-      jsonResponse = await response.json()
+      jsonResponse = response.data ? response.data : await response.json()
       if (response.status === 200) {
         status.valid = true
         status.hash = jsonResponse.hash
diff --git a/test/integration/ComputeFlow.test.ts b/test/integration/ComputeFlow.test.ts
index fdf4bca4..21d44a7a 100644
--- a/test/integration/ComputeFlow.test.ts
+++ b/test/integration/ComputeFlow.test.ts
@@ -241,9 +241,13 @@ describe('Simple compute tests', async () => {
       '0x' + metadataHash
     )
     // let's wait
-    const resolvedDDOAsset = await aquarius.waitForAqua(crossFetchGeneric, ddo.id)
+    const resolvedDDOAsset = await aquarius.waitForAqua(ddo.id, null, crossFetchGeneric)
     assert(resolvedDDOAsset, 'Cannot fetch DDO from Aquarius')
-    const resolvedDDOAlgo = await aquarius.waitForAqua(crossFetchGeneric, algoDdo.id)
+    const resolvedDDOAlgo = await aquarius.waitForAqua(
+      algoDdo.id,
+      null,
+      crossFetchGeneric
+    )
     assert(resolvedDDOAlgo, 'Cannot fetch DDO from Aquarius')
     // mint 1 ERC20 and send it to the consumer
     await datatoken.mint(datatokenAddressAsset, publisherAccount, '1', consumerAccount)
diff --git a/test/integration/PublishFlows.test.ts b/test/integration/PublishFlows.test.ts
index d81e111c..64a6c380 100644
--- a/test/integration/PublishFlows.test.ts
+++ b/test/integration/PublishFlows.test.ts
@@ -147,8 +147,8 @@ describe('Publish tests', async () => {
       'did:op:' + SHA256(web3.utils.toChecksumAddress(nftAddress) + chain.toString(10))
 
     const AssetValidation: ValidateMetadata = await aquarius.validate(
-      crossFetchGeneric,
-      poolDdo
+      poolDdo,
+      crossFetchGeneric
     )
     assert(AssetValidation.valid === true, 'Published asset is not valid')
 
@@ -173,7 +173,7 @@ describe('Publish tests', async () => {
       [AssetValidation.proof]
     )
 
-    const resolvedDDO = await aquarius.waitForAqua(crossFetchGeneric, poolDdo.id)
+    const resolvedDDO = await aquarius.waitForAqua(poolDdo.id, null, crossFetchGeneric)
     assert(resolvedDDO, 'Cannot fetch DDO from Aquarius')
   })
 
@@ -236,8 +236,8 @@ describe('Publish tests', async () => {
       'did:op:' + SHA256(web3.utils.toChecksumAddress(nftAddress) + chain.toString(10))
 
     const isAssetValid: ValidateMetadata = await aquarius.validate(
-      crossFetchGeneric,
-      fixedPriceDdo
+      fixedPriceDdo,
+      crossFetchGeneric
     )
     assert(isAssetValid.valid === true, 'Published asset is not valid')
 
@@ -260,7 +260,11 @@ describe('Publish tests', async () => {
       '0x' + metadataHash,
       []
     )
-    const resolvedDDO = await aquarius.waitForAqua(crossFetchGeneric, fixedPriceDdo.id)
+    const resolvedDDO = await aquarius.waitForAqua(
+      fixedPriceDdo.id,
+      null,
+      crossFetchGeneric
+    )
     assert(resolvedDDO, 'Cannot fetch DDO from Aquarius')
   })
 
@@ -317,8 +321,8 @@ describe('Publish tests', async () => {
       'did:op:' + SHA256(web3.utils.toChecksumAddress(nftAddress) + chain.toString(10))
 
     const isAssetValid: ValidateMetadata = await aquarius.validate(
-      crossFetchGeneric,
-      dispenserDdo
+      dispenserDdo,
+      crossFetchGeneric
     )
     assert(isAssetValid.valid === true, 'Published asset is not valid')
 
@@ -340,7 +344,11 @@ describe('Publish tests', async () => {
       encryptedResponse,
       '0x' + metadataHash
     )
-    const resolvedDDO = await aquarius.waitForAqua(crossFetchGeneric, dispenserDdo.id)
+    const resolvedDDO = await aquarius.waitForAqua(
+      dispenserDdo.id,
+      null,
+      crossFetchGeneric
+    )
     assert(resolvedDDO, 'Cannot fetch DDO from Aquarius')
   })
 })
diff --git a/test/integration/SimplePublishConsumeFlow.test.ts b/test/integration/SimplePublishConsumeFlow.test.ts
index 43512f8b..329042ca 100644
--- a/test/integration/SimplePublishConsumeFlow.test.ts
+++ b/test/integration/SimplePublishConsumeFlow.test.ts
@@ -122,7 +122,7 @@ describe('Simple Publish & consume test', async () => {
       encryptedResponse,
       '0x' + metadataHash
     )
-    const resolvedDDO = await aquarius.waitForAqua(crossFetchGeneric, ddo.id)
+    const resolvedDDO = await aquarius.waitForAqua(ddo.id, null, crossFetchGeneric)
     assert(resolvedDDO, 'Cannot fetch DDO from Aquarius')
     // mint 1 ERC20 and send it to the consumer
     await datatoken.mint(datatokenAddress, publisherAccount, '1', consumerAccount)