diff --git a/.eslintrc b/.eslintrc
index 3f4e014fe..ce57dcef9 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -13,7 +13,7 @@
     "prefer-destructuring": ["warn", { "object": true, "array": false }],
     "no-dupe-class-members": ["warn"],
     "no-useless-constructor": ["warn"],
-    "no-unused-vars": ["warn"],
+    "no-unused-vars": ["error"],
     "constructor-super": ["warn"]
   },
   "env": {
diff --git a/src/@types/fileObject.ts b/src/@types/fileObject.ts
index 13489a276..40e07678f 100644
--- a/src/@types/fileObject.ts
+++ b/src/@types/fileObject.ts
@@ -1,3 +1,4 @@
+/* eslint-disable no-unused-vars */
 import { Readable } from 'stream'
 
 export interface HeadersObject {
diff --git a/src/components/Indexer/index.ts b/src/components/Indexer/index.ts
index 16cf6844d..335a6bf6d 100644
--- a/src/components/Indexer/index.ts
+++ b/src/components/Indexer/index.ts
@@ -1,5 +1,5 @@
 import EventEmitter from 'node:events'
-import { Worker, workerData } from 'node:worker_threads'
+import { Worker } from 'node:worker_threads'
 import { Database } from '../database/index.js'
 import { RPCS, SupportedNetwork } from '../../@types/blockchain.js'
 import { ReindexTask } from './crawlerThread.js'
diff --git a/src/components/P2P/handlers.ts b/src/components/P2P/handlers.ts
index b975baab6..551560777 100644
--- a/src/components/P2P/handlers.ts
+++ b/src/components/P2P/handlers.ts
@@ -3,7 +3,7 @@ export * from './handleProtocolCommands.js'
 
 export function handlePeerConnect(details: any) {
   if (details) {
-    const peerId = details.detail
+    // const peerId = details.detail
     // console.log('Connection established to:', peerId.toString()) // Emitted when a peer has been found
     /*
         try{
@@ -21,15 +21,14 @@ export function handlePeerConnect(details: any) {
 }
 
 export function handlePeerDisconnect(details: any) {
-  const peerId = details.detail
+  // const peerId = details.detail
   // console.log('Connection closed to:', peerId.toString()) // Emitted when a peer has been found
 }
 
 export function handlePeerDiscovery(details: any) {
-  const peerInfo = details.detail
+  // const peerInfo = details.detail
   // console.log('Discovered new peer:', peerInfo.id.toString())
   // console.log(details.detail)
-
   /*
       try{
         //this._libp2p.services.pubsub.connect(peerInfo.id.toString())
diff --git a/src/components/core/ddoHandler.ts b/src/components/core/ddoHandler.ts
index 2ac7e2150..556f8bfa9 100644
--- a/src/components/core/ddoHandler.ts
+++ b/src/components/core/ddoHandler.ts
@@ -17,7 +17,7 @@ import { CORE_LOGGER } from '../../utils/logging/common.js'
 import { Blockchain } from '../../utils/blockchain.js'
 import ERC721Factory from '@oceanprotocol/contracts/artifacts/contracts/ERC721Factory.sol/ERC721Factory.json' assert { type: 'json' }
 import { getOceanArtifactsAdressesByChainId } from '../../utils/address.js'
-import { ethers, hexlify } from 'ethers'
+import { ethers } from 'ethers'
 import ERC721Template from '@oceanprotocol/contracts/artifacts/contracts/templates/ERC721Template.sol/ERC721Template.json' assert { type: 'json' }
 import { decrypt, create256Hash } from '../../utils/crypt.js'
 import lzma from 'lzma-native'
@@ -30,7 +30,6 @@ import {
   ValidateDDOCommand
 } from '../../@types/commands.js'
 import { hasP2PInterface } from '../httpRoutes/index.js'
-import { getProviderWallet } from './utils/feesHandler'
 import { EncryptMethod } from '../../@types/fileObject.js'
 
 const MAX_NUM_PROVIDERS = 5
diff --git a/src/components/core/utils/feesHandler.ts b/src/components/core/utils/feesHandler.ts
index be8cbe57a..6557d0f26 100644
--- a/src/components/core/utils/feesHandler.ts
+++ b/src/components/core/utils/feesHandler.ts
@@ -294,13 +294,13 @@ export async function createFee(
   //   ethers.toBeArray(messageHash).length
   // )
 
-  const signableHash = ethers.solidityPackedKeccak256(
-    ['bytes'],
-    [ethers.toUtf8Bytes(messageHash)]
+  // const signableHash = ethers.solidityPackedKeccak256(
+  //   ['bytes'],
+  //   [ethers.toUtf8Bytes(messageHash)]
 
-    // OR ethers.utils.hashMessage(ethers.utils.concat([ hash, string, address ])
-    // https://github.com/ethers-io/ethers.js/issues/468
-  )
+  //   // OR ethers.utils.hashMessage(ethers.utils.concat([ hash, string, address ])
+  //   // https://github.com/ethers-io/ethers.js/issues/468
+  // )
 
   // *** NOTE: provider.py ***
   // pk = keys.PrivateKey(provider_wallet.key)
diff --git a/src/index.ts b/src/index.ts
index 3dfe7cf6c..d028a165b 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -16,7 +16,9 @@ const app: Express = express()
 // const port = getRandomInt(6000,6500)
 
 declare global {
+  // eslint-disable-next-line no-unused-vars
   namespace Express {
+    // eslint-disable-next-line no-unused-vars
     interface Request {
       oceanNode: OceanNode
     }
diff --git a/src/test/integration/completeFlow.test.ts b/src/test/integration/completeFlow.test.ts
index 4b00c96b2..3c9af6b60 100644
--- a/src/test/integration/completeFlow.test.ts
+++ b/src/test/integration/completeFlow.test.ts
@@ -8,8 +8,7 @@ import {
   getAddress,
   hexlify,
   ZeroAddress,
-  parseUnits,
-  MaxUint256
+  parseUnits
 } from 'ethers'
 import ERC721Factory from '@oceanprotocol/contracts/artifacts/contracts/ERC721Factory.sol/ERC721Factory.json' assert { type: 'json' }
 import ERC721Template from '@oceanprotocol/contracts/artifacts/contracts/templates/ERC721Template.sol/ERC721Template.json' assert { type: 'json' }
@@ -55,7 +54,6 @@ describe('Should run a complete node flow.', () => {
   let config: OceanNodeConfig
   let database: Database
   let oceanNode: OceanNode
-  let indexer: OceanIndexer
   let provider: JsonRpcProvider
   let factoryContract: Contract
   let dataTokenContract: Contract
@@ -63,7 +61,6 @@ describe('Should run a complete node flow.', () => {
   let publisherAccount: Signer
   let consumerAccount: Signer
   let consumerAddress: string
-  let publisherAddress: string
   let dataNftAddress: string
   let datatokenAddress: string
   let resolvedDDO: Record<string, any>
@@ -100,7 +97,8 @@ describe('Should run a complete node flow.', () => {
     database = await new Database(config.dbConfig)
     oceanNode = await OceanNode.getInstance(database)
 
-    indexer = new OceanIndexer(database, mockSupportedNetworks)
+    //  eslint-disable-next-line no-unused-vars
+    const indexer = new OceanIndexer(database, mockSupportedNetworks)
 
     let network = getOceanArtifactsAdressesByChainId(DEVELOPMENT_CHAIN_ID)
     if (!network) {
@@ -110,7 +108,6 @@ describe('Should run a complete node flow.', () => {
     provider = new JsonRpcProvider('http://127.0.0.1:8545')
 
     publisherAccount = (await provider.getSigner(0)) as Signer
-    publisherAddress = await publisherAccount.getAddress()
     consumerAccount = (await provider.getSigner(1)) as Signer
     consumerAddress = await consumerAccount.getAddress()
 
diff --git a/src/test/integration/computeFees.test.ts b/src/test/integration/computeFees.test.ts
index 0dc50dd2b..3c76b849e 100644
--- a/src/test/integration/computeFees.test.ts
+++ b/src/test/integration/computeFees.test.ts
@@ -11,8 +11,6 @@ import {
 } from 'ethers'
 import ERC721Factory from '@oceanprotocol/contracts/artifacts/contracts/ERC721Factory.sol/ERC721Factory.json' assert { type: 'json' }
 import ERC721Template from '@oceanprotocol/contracts/artifacts/contracts/templates/ERC721Template.sol/ERC721Template.json' assert { type: 'json' }
-import { Database } from '../../components/database/index.js'
-import { OceanIndexer } from '../../components/Indexer/index.js'
 import { RPCS } from '../../@types/blockchain.js'
 import { genericDDO } from '../data/ddo.js'
 import { getOceanArtifactsAdresses } from '../../utils/address.js'
@@ -37,8 +35,6 @@ import { DDO } from '../../@types/DDO/DDO.js'
 import { EncryptMethod } from '../../@types/fileObject.js'
 
 describe('Compute provider fees', async () => {
-  let database: Database
-  let indexer: OceanIndexer
   let provider: JsonRpcProvider
   let factoryContract: Contract
   let nftContract: Contract
@@ -48,9 +44,6 @@ describe('Compute provider fees', async () => {
   let assetDID: string
   let resolvedDDO: Record<string, any>
   let genericAsset: any
-  let publisherAddress: string
-  let consumerAccount: Signer
-  let consumerAddress: string
   let datatokenAddress: string
   let computeEnvs: Array<any>
 
@@ -68,17 +61,9 @@ describe('Compute provider fees', async () => {
         [JSON.stringify(mockSupportedNetworks), JSON.stringify({ 8996: oceanToken })]
       )
     )
-    const dbConfig = {
-      url: 'http://localhost:8108/?apiKey=xyz'
-    }
-    database = await new Database(dbConfig)
-    indexer = new OceanIndexer(database, mockSupportedNetworks)
 
     provider = new JsonRpcProvider('http://127.0.0.1:8545')
-    consumerAccount = (await provider.getSigner(1)) as Signer
     publisherAccount = (await provider.getSigner(0)) as Signer
-    publisherAddress = await publisherAccount.getAddress()
-    consumerAddress = await consumerAccount.getAddress()
     genericAsset = genericDDO
     factoryContract = new ethers.Contract(
       data.development.ERC721Factory,
diff --git a/src/test/integration/download.test.ts b/src/test/integration/download.test.ts
index a1addc459..40e2923b6 100644
--- a/src/test/integration/download.test.ts
+++ b/src/test/integration/download.test.ts
@@ -14,7 +14,6 @@ import {
 import ERC721Factory from '@oceanprotocol/contracts/artifacts/contracts/ERC721Factory.sol/ERC721Factory.json' assert { type: 'json' }
 import ERC721Template from '@oceanprotocol/contracts/artifacts/contracts/templates/ERC721Template.sol/ERC721Template.json' assert { type: 'json' }
 import { Database } from '../../components/database/index.js'
-import { OceanIndexer } from '../../components/Indexer/index.js'
 import { RPCS } from '../../@types/blockchain.js'
 import { genericDDO } from '../data/ddo.js'
 import {
@@ -48,7 +47,6 @@ import { EncryptMethod } from '../../@types/fileObject.js'
 
 describe('Download Tests', () => {
   let database: Database
-  let indexer: OceanIndexer
   let provider: JsonRpcProvider
   let factoryContract: Contract
   let nftContract: Contract
@@ -82,7 +80,6 @@ describe('Download Tests', () => {
       url: 'http://localhost:8108/?apiKey=xyz'
     }
     database = await new Database(dbConfig)
-    indexer = new OceanIndexer(database, mockSupportedNetworks)
 
     let network = getOceanArtifactsAdressesByChainId(DEVELOPMENT_CHAIN_ID)
     if (!network) {
diff --git a/src/test/integration/encryptDecryptDDO.test.ts b/src/test/integration/encryptDecryptDDO.test.ts
index 189203581..0d5d33960 100644
--- a/src/test/integration/encryptDecryptDDO.test.ts
+++ b/src/test/integration/encryptDecryptDDO.test.ts
@@ -22,8 +22,7 @@ import { createHash } from 'crypto'
 import { encrypt } from '../../utils/crypt.js'
 import { Database } from '../../components/database/index.js'
 import { DecryptDdoHandler } from '../../components/core/ddoHandler.js'
-import { ENVIRONMENT_VARIABLES, getConfiguration } from '../../utils/index.js'
-import { OceanNodeConfig } from '../../@types/OceanNode.js'
+import { ENVIRONMENT_VARIABLES } from '../../utils/index.js'
 import { Readable } from 'stream'
 import { OceanNode } from '../../OceanNode.js'
 import {
@@ -36,7 +35,6 @@ import { DecryptDDOCommand } from '../../@types/commands.js'
 import { EncryptMethod } from '../../@types/fileObject.js'
 
 describe('Should encrypt and decrypt DDO', () => {
-  let config: OceanNodeConfig
   let database: Database
   let oceanNode: OceanNode
   let provider: JsonRpcProvider
@@ -99,7 +97,6 @@ describe('Should encrypt and decrypt DDO', () => {
     const dbConfig = {
       url: 'http://localhost:8108/?apiKey=xyz'
     }
-    config = await getConfiguration(true)
     database = await new Database(dbConfig)
     oceanNode = OceanNode.getInstance(database)
     // will be used later
diff --git a/src/test/integration/encryptFile.test.ts b/src/test/integration/encryptFile.test.ts
index 9c1c47042..676888524 100644
--- a/src/test/integration/encryptFile.test.ts
+++ b/src/test/integration/encryptFile.test.ts
@@ -5,7 +5,6 @@ import { OceanNode } from '../../OceanNode.js'
 import { PROTOCOL_COMMANDS } from '../../utils/constants.js'
 import { OceanNodeConfig } from '../../@types/OceanNode.js'
 import { Readable } from 'stream'
-import { streamToString } from '../../utils/util.js'
 import { EncryptFileHandler } from '../../components/core/encryptHandler.js'
 import { EncryptFileCommand } from '../../@types/commands'
 import { EncryptMethod, FileObjectType } from '../../@types/fileObject.js'
diff --git a/src/test/integration/indexer.test.ts b/src/test/integration/indexer.test.ts
index cf26a47be..249e56d86 100644
--- a/src/test/integration/indexer.test.ts
+++ b/src/test/integration/indexer.test.ts
@@ -8,8 +8,6 @@ import {
   getAddress,
   hexlify,
   ZeroAddress,
-  toUtf8Bytes,
-  solidityPackedKeccak256,
   parseUnits
 } from 'ethers'
 import ERC721Factory from '@oceanprotocol/contracts/artifacts/contracts/ERC721Factory.sol/ERC721Factory.json' assert { type: 'json' }
@@ -19,7 +17,7 @@ import { Database } from '../../components/database/index.js'
 import { OceanIndexer } from '../../components/Indexer/index.js'
 import { RPCS } from '../../@types/blockchain.js'
 import { getEventFromTx } from '../../utils/util.js'
-import { waitToIndex, signMessage, expectedTimeoutFailure } from './testUtils.js'
+import { waitToIndex, expectedTimeoutFailure } from './testUtils.js'
 import { genericDDO } from '../data/ddo.js'
 import {
   DEVELOPMENT_CHAIN_ID,
@@ -33,11 +31,9 @@ import { EVENTS } from '../../utils/constants.js'
 
 describe('Indexer stores a new metadata events and orders.', () => {
   let database: Database
-  let indexer: OceanIndexer
   let provider: JsonRpcProvider
   let factoryContract: Contract
   let nftContract: Contract
-  let datatokenContract: Contract
   let publisherAccount: Signer
   let consumerAccount: Signer
   let nftAddress: string
@@ -50,22 +46,14 @@ describe('Indexer stores a new metadata events and orders.', () => {
   let orderTxId: string
   let reuseOrderTxId: string
   let dataTokenContractWithNewSigner: any
-  let signedMessage: { v: string; r: string; s: string }
-  let message: string
-  let providerData: string
   let orderEvent: any
   let reusedOrderEvent: any
   let initialOrderCount: number
-  const timeout = 0
   const feeToken = '0x312213d6f6b5FCF9F56B7B8946A6C727Bf4Bc21f'
-  const providerFeeAddress = ZeroAddress // publisherAddress
-  const providerFeeToken = feeToken
   const serviceIndex = 0 // dummy index
-  const providerFeeAmount = 0 // fee to be collected on top, requires approval
   const consumeMarketFeeAddress = ZeroAddress // marketplace fee Collector
   const consumeMarketFeeAmount = 0 // fee to be collected on top, requires approval
-  const consumeMarketFeeToken = feeToken // token address for the feeAmount,
-  const providerValidUntil = 0
+  const consumeMarketFeeToken = feeToken // token address for the feeAmount
 
   const mockSupportedNetworks: RPCS = getMockSupportedNetworks()
 
@@ -74,7 +62,8 @@ describe('Indexer stores a new metadata events and orders.', () => {
       url: 'http://localhost:8108/?apiKey=xyz'
     }
     database = await new Database(dbConfig)
-    indexer = new OceanIndexer(database, mockSupportedNetworks)
+    // eslint-disable-next-line no-unused-vars
+    const indexer = new OceanIndexer(database, mockSupportedNetworks)
 
     let artifactsAddresses = getOceanArtifactsAdressesByChainId(DEVELOPMENT_CHAIN_ID)
     if (!artifactsAddresses) {
@@ -279,20 +268,6 @@ describe('Indexer stores a new metadata events and orders.', () => {
       resolvedDDO.services[0]
     )
 
-    // sign provider data
-    providerData = JSON.stringify({ timeout })
-    message = solidityPackedKeccak256(
-      ['bytes', 'address', 'address', 'uint256', 'uint256'],
-      [
-        hexlify(toUtf8Bytes(providerData)),
-        providerFeeAddress,
-        providerFeeToken,
-        providerFeeAmount,
-        providerValidUntil
-      ]
-    )
-    signedMessage = await signMessage(message, publisherAddress, provider)
-
     // call the mint function on the dataTokenContract
     const mintTx = await dataTokenContract.mint(consumerAddress, parseUnits('1000', 18))
     await mintTx.wait()
diff --git a/src/test/integration/transactionValidation.test.ts b/src/test/integration/transactionValidation.test.ts
index bfbad2a99..dd02fbc9d 100644
--- a/src/test/integration/transactionValidation.test.ts
+++ b/src/test/integration/transactionValidation.test.ts
@@ -6,8 +6,6 @@ import {
   ethers,
   getAddress,
   hexlify,
-  toUtf8Bytes,
-  solidityPackedKeccak256,
   parseUnits,
   ZeroAddress
 } from 'ethers'
@@ -17,7 +15,7 @@ import ERC721Factory from '@oceanprotocol/contracts/artifacts/contracts/ERC721Fa
 import ERC721Template from '@oceanprotocol/contracts/artifacts/contracts/templates/ERC721Template.sol/ERC721Template.json' assert { type: 'json' }
 import ERC20Template from '@oceanprotocol/contracts/artifacts/contracts/templates/ERC20TemplateEnterprise.sol/ERC20TemplateEnterprise.json' assert { type: 'json' }
 import { getEventFromTx } from '../../utils/util.js'
-import { expectedTimeoutFailure, signMessage, waitToIndex } from './testUtils.js'
+import { expectedTimeoutFailure, waitToIndex } from './testUtils.js'
 import { genericDDO } from '../data/ddo.js'
 import { Database } from '../../components/database/index.js'
 import {
@@ -27,13 +25,11 @@ import {
 } from '../../utils/address.js'
 import { createFee } from '../../components/core/utils/feesHandler.js'
 import { DDO } from '../../@types/DDO/DDO.js'
-import { DEFAULT_TEST_TIMEOUT, getMockSupportedNetworks } from '../utils/utils.js'
+import { DEFAULT_TEST_TIMEOUT } from '../utils/utils.js'
 import { EVENTS } from '../../utils/constants.js'
-import { OceanIndexer } from '../../components/Indexer/index.js'
 
 describe('validateOrderTransaction Function with Orders', () => {
   let database: Database
-  let indexer: OceanIndexer
   let provider: JsonRpcProvider
   let factoryContract: Contract
   let nftContract: Contract
@@ -45,26 +41,15 @@ describe('validateOrderTransaction Function with Orders', () => {
   let consumerAddress: string
   let dataNftAddress: string
   let datatokenAddress: string
-  let message: string
-  let providerData: string
   let orderTxId: string
   let dataTokenContractWithNewSigner: any
-  let signedMessage: {
-    v: string
-    r: string
-    s: string
-  }
   let resolvedDDO: any
 
   const feeToken = '0x312213d6f6b5FCF9F56B7B8946A6C727Bf4Bc21f'
-  const providerFeeAddress = ZeroAddress // publisherAddress
-  const providerFeeToken = feeToken
   const serviceId = '0' // dummy index
-  const providerFeeAmount = 0 // fee to be collected on top, requires approval
   const consumeMarketFeeAddress = ZeroAddress // marketplace fee Collector
   const consumeMarketFeeAmount = 0 // fee to be collected on top, requires approval
   const consumeMarketFeeToken = feeToken // token address for the feeAmount,
-  const providerValidUntil = 0
   const timeout = 0
 
   before(async () => {
@@ -84,9 +69,6 @@ describe('validateOrderTransaction Function with Orders', () => {
     }
     database = await new Database(dbConfig)
 
-    // need to make sure there is an indexer running on the test suite
-    indexer = new OceanIndexer(database, getMockSupportedNetworks())
-
     // Initialize the factory contract
     factoryContract = new ethers.Contract(
       artifactsAddresses.ERC721Factory,
@@ -195,20 +177,6 @@ describe('validateOrderTransaction Function with Orders', () => {
       resolvedDDO.services[0]
     )
 
-    // sign provider data
-    providerData = JSON.stringify({ timeout })
-    message = solidityPackedKeccak256(
-      ['bytes', 'address', 'address', 'uint256', 'uint256'],
-      [
-        hexlify(toUtf8Bytes(providerData)),
-        feeData.providerFeeAddress,
-        feeData.providerFeeToken,
-        feeData.providerFeeAmount,
-        feeData.validUntil
-      ]
-    )
-    signedMessage = await signMessage(message, publisherAddress, provider)
-
     // call the mint function on the dataTokenContract
     const mintTx = await dataTokenContract.mint(consumerAddress, parseUnits('1000', 18))
     await mintTx.wait()
@@ -270,20 +238,6 @@ describe('validateOrderTransaction Function with Orders', () => {
     // git status
     dataTokenContractWithNewSigner = dataTokenContract.connect(consumerAccount) as any
 
-    // sign provider data
-    providerData = JSON.stringify({ timeout })
-    message = solidityPackedKeccak256(
-      ['bytes', 'address', 'address', 'uint256', 'uint256'],
-      [
-        hexlify(toUtf8Bytes(providerData)),
-        feeData.providerFeeAddress,
-        feeData.providerFeeToken,
-        feeData.providerFeeAmount,
-        feeData.validUntil
-      ]
-    )
-    signedMessage = await signMessage(message, publisherAddress, provider)
-
     const orderTx = await dataTokenContractWithNewSigner.reuseOrder(
       orderTxId,
       {
diff --git a/src/test/unit/logging.test.ts b/src/test/unit/logging.test.ts
index e5359ebad..8b1534d9a 100644
--- a/src/test/unit/logging.test.ts
+++ b/src/test/unit/logging.test.ts
@@ -49,6 +49,7 @@ describe('Logger instances and transports tests', async () => {
     expect(process.env.NODE_ENV).to.be.equal('production')
     // will build the DB transport layer
     const config = await getConfiguration(true)
+    // eslint-disable-next-line no-unused-vars
     const DB = new Database(config.dbConfig)
     // Could generate Typesene error if DB is not running, but does not matter for this test
     OCEAN_NODE_LOGGER.logMessage('Should build DB transport layer')