diff --git a/src/contracts/pools/SideStaking.ts b/src/contracts/pools/SideStaking.ts
index 716e3d48..4917b5c1 100644
--- a/src/contracts/pools/SideStaking.ts
+++ b/src/contracts/pools/SideStaking.ts
@@ -1,34 +1,13 @@
-import Web3 from 'web3'
 import { AbiItem } from 'web3-utils/types'
 import { TransactionReceipt } from 'web3-core'
 import { Contract } from 'web3-eth-contract'
-import SideStakingTemplate from '@oceanprotocol/contracts/artifacts/contracts/pools/ssContracts/SideStaking.sol/SideStaking.json'
-import { LoggerInstance, getFairGasPrice, estimateGas, unitsToAmount } from '../../utils'
-import { Config, ConfigHelper } from '../../config'
+import SideStakingAbi from '@oceanprotocol/contracts/artifacts/contracts/pools/ssContracts/SideStaking.sol/SideStaking.json'
+import { LoggerInstance, getFairGasPrice, estimateGas } from '../../utils'
+import { SmartContract } from '..'
 
-export class SideStaking {
-  public ssAbi: AbiItem | AbiItem[]
-  public web3: Web3
-  public config: Config
-
-  constructor(
-    web3: Web3,
-    network?: string | number,
-    ssAbi: AbiItem | AbiItem[] = null,
-    config?: Config
-  ) {
-    if (ssAbi) this.ssAbi = ssAbi
-    else this.ssAbi = SideStakingTemplate.abi as AbiItem[]
-    this.web3 = web3
-    this.config = config || new ConfigHelper().getConfig(network || 'unknown')
-  }
-
-  async unitsToAmount(
-    token: string,
-    amount: string,
-    tokenDecimals?: number
-  ): Promise<string> {
-    return unitsToAmount(this.web3, token, amount, tokenDecimals)
+export class SideStaking extends SmartContract {
+  getDefaultAbi(): AbiItem | AbiItem[] {
+    return SideStakingAbi.abi as AbiItem[]
   }
 
   /**
@@ -41,7 +20,7 @@ export class SideStaking {
     ssAddress: string,
     datatokenAddress: string
   ): Promise<string> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
     try {
       result = await sideStaking.methods
@@ -65,7 +44,7 @@ export class SideStaking {
     datatokenAddress: string
   ): Promise<string> {
     try {
-      const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+      const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
       let result = null
       result = await sideStaking.methods
         .getDatatokenCurrentCirculatingSupply(datatokenAddress)
@@ -86,7 +65,7 @@ export class SideStaking {
     ssAddress: string,
     datatokenAddress: string
   ): Promise<string> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
     try {
       result = await sideStaking.methods.getPublisherAddress(datatokenAddress).call()
@@ -103,7 +82,7 @@ export class SideStaking {
    * @return {String}
    */
   async getBaseToken(ssAddress: string, datatokenAddress: string): Promise<string> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
     try {
       result = await sideStaking.methods.getBaseTokenAddress(datatokenAddress).call()
@@ -120,7 +99,7 @@ export class SideStaking {
    * @return {String}
    */
   async getPoolAddress(ssAddress: string, datatokenAddress: string): Promise<string> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
     try {
       result = await sideStaking.methods.getPoolAddress(datatokenAddress).call()
@@ -140,7 +119,7 @@ export class SideStaking {
     ssAddress: string,
     datatokenAddress: string
   ): Promise<string> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
     try {
       result = await sideStaking.methods.getBaseTokenBalance(datatokenAddress).call()
@@ -162,7 +141,7 @@ export class SideStaking {
     datatokenAddress: string,
     tokenDecimals?: number
   ): Promise<string> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
     try {
       result = await sideStaking.methods.getDatatokenBalance(datatokenAddress).call()
@@ -180,7 +159,7 @@ export class SideStaking {
    * @return {String} end block for vesting amount
    */
   async getvestingEndBlock(ssAddress: string, datatokenAddress: string): Promise<string> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
     try {
       result = await sideStaking.methods.getvestingEndBlock(datatokenAddress).call()
@@ -202,7 +181,7 @@ export class SideStaking {
     datatokenAddress: string,
     tokenDecimals?: number
   ): Promise<string> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
     try {
       result = await sideStaking.methods.getvestingAmount(datatokenAddress).call()
@@ -223,7 +202,7 @@ export class SideStaking {
     ssAddress: string,
     datatokenAddress: string
   ): Promise<string> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
     try {
       result = await sideStaking.methods.getvestingLastBlock(datatokenAddress).call()
@@ -245,7 +224,7 @@ export class SideStaking {
     datatokenAddress: string,
     tokenDecimals?: number
   ): Promise<string> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
     try {
       result = await sideStaking.methods.getvestingAmountSoFar(datatokenAddress).call()
@@ -271,7 +250,7 @@ export class SideStaking {
     contractInstance?: Contract
   ): Promise<number> {
     const sideStaking =
-      contractInstance || new this.web3.eth.Contract(this.ssAbi as AbiItem[], ssAddress)
+      contractInstance || new this.web3.eth.Contract(this.abi as AbiItem[], ssAddress)
 
     return estimateGas(account, sideStaking.methods.getVesting, datatokenAddress)
   }
@@ -288,7 +267,7 @@ export class SideStaking {
     ssAddress: string,
     datatokenAddress: string
   ): Promise<TransactionReceipt> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
 
     const estGas = await estimateGas(
@@ -326,7 +305,7 @@ export class SideStaking {
     contractInstance?: Contract
   ): Promise<number> {
     const sideStaking =
-      contractInstance || new this.web3.eth.Contract(this.ssAbi as AbiItem[], ssAddress)
+      contractInstance || new this.web3.eth.Contract(this.abi as AbiItem[], ssAddress)
 
     return estimateGas(
       account,
@@ -351,7 +330,7 @@ export class SideStaking {
     poolAddress: string,
     swapFee: number
   ): Promise<TransactionReceipt> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
 
     const estGas = await estimateGas(
@@ -382,7 +361,7 @@ export class SideStaking {
    * @return {String}
    */
   async getRouter(ssAddress: string): Promise<string> {
-    const sideStaking = new this.web3.eth.Contract(this.ssAbi, ssAddress)
+    const sideStaking = new this.web3.eth.Contract(this.abi, ssAddress)
     let result = null
     try {
       result = await sideStaking.methods.router().call()