diff --git a/abis/ovmGasPriceOracleABI.json b/abis/ovmGasPriceOracleABI.json
deleted file mode 100644
index 8f239ad..0000000
--- a/abis/ovmGasPriceOracleABI.json
+++ /dev/null
@@ -1,151 +0,0 @@
-[
-  {
-    "inputs": [{ "internalType": "address", "name": "_owner", "type": "address" }],
-    "stateMutability": "nonpayable",
-    "type": "constructor"
-  },
-  {
-    "anonymous": false,
-    "inputs": [{ "indexed": false, "internalType": "uint256", "name": "", "type": "uint256" }],
-    "name": "DecimalsUpdated",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [{ "indexed": false, "internalType": "uint256", "name": "", "type": "uint256" }],
-    "name": "GasPriceUpdated",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [{ "indexed": false, "internalType": "uint256", "name": "", "type": "uint256" }],
-    "name": "L1BaseFeeUpdated",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [{ "indexed": false, "internalType": "uint256", "name": "", "type": "uint256" }],
-    "name": "OverheadUpdated",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      { "indexed": true, "internalType": "address", "name": "previousOwner", "type": "address" },
-      { "indexed": true, "internalType": "address", "name": "newOwner", "type": "address" }
-    ],
-    "name": "OwnershipTransferred",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [{ "indexed": false, "internalType": "uint256", "name": "", "type": "uint256" }],
-    "name": "ScalarUpdated",
-    "type": "event"
-  },
-  {
-    "inputs": [],
-    "name": "decimals",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "gasPrice",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "bytes", "name": "_data", "type": "bytes" }],
-    "name": "getL1Fee",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "bytes", "name": "_data", "type": "bytes" }],
-    "name": "getL1GasUsed",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "l1BaseFee",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "overhead",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "owner",
-    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "renounceOwnership",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "scalar",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "_decimals", "type": "uint256" }],
-    "name": "setDecimals",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "_gasPrice", "type": "uint256" }],
-    "name": "setGasPrice",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "_baseFee", "type": "uint256" }],
-    "name": "setL1BaseFee",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "_overhead", "type": "uint256" }],
-    "name": "setOverhead",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "_scalar", "type": "uint256" }],
-    "name": "setScalar",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "address", "name": "newOwner", "type": "address" }],
-    "name": "transferOwnership",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  }
-]
diff --git a/package.json b/package.json
index cdbd37b..091b718 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "relay",
-  "version": "5.0.0-beta.12",
-  "description": "Relayer for Tornado.cash privacy solution. https://tornado.cash",
+  "version": "5.0.0-beta.13",
+  "description": "Relayer for Tornado.cash privacy solution.",
   "scripts": {
     "server": "node src/server.js",
     "worker": "node src/worker",
@@ -12,17 +12,17 @@
     "lint": "yarn eslint && yarn prettier:check",
     "test": "mocha",
     "build": "docker build -t tornadocash/relayer:sidechain-beta .",
-    "start": "concurrently \"yarn server\" \"yarn worker\" \"yarn healthWatcher\""
+    "start": "docker-compose up -d redis && concurrently \"yarn server\" \"yarn worker\" \"yarn healthWatcher\""
   },
-  "author": "tornado.cash",
+  "author": "Tornado Cash Team",
   "license": "MIT",
   "dependencies": {
+    "@tornado/tornado-oracles": "^2.1.0",
     "ajv": "^6.12.5",
     "bull": "^3.12.1",
     "concurrently": "^8.2.0",
     "dotenv": "^8.2.0",
     "express": "^4.17.1",
-    "gas-price-oracle": "^0.4.7",
     "ioredis": "^4.14.1",
     "torn-token": "^1.0.5",
     "tx-manager": "^0.4.8",
diff --git a/src/config.js b/src/config.js
index ec1fab5..06f9705 100644
--- a/src/config.js
+++ b/src/config.js
@@ -13,7 +13,7 @@ module.exports = {
   netId,
   redisUrl: process.env.REDIS_URL || 'redis://127.0.0.1:6379',
   httpRpcUrl: process.env.HTTP_RPC_URL,
-  oracleRpcUrl: process.env.ORACLE_RPC_URL || 'https://mainnet.infura.io/',
+  oracleRpcUrl: process.env.ORACLE_RPC_URL || 'https://api.securerpc.com/v1',
   minerMerkleTreeHeight: 20,
   privateKey: process.env.PRIVATE_KEY,
   instances,
@@ -21,11 +21,6 @@ module.exports = {
   tornadoServiceFee: Number(process.env.REGULAR_TORNADO_WITHDRAW_FEE),
   rewardAccount: process.env.REWARD_ACCOUNT,
   gasPrices,
-  gasLimits: {
-    [jobType.TORNADO_WITHDRAW]: 390000,
-    [jobType.OP_TORNADO_WITHDRAW]: 440000,
-    [jobType.ARB_TORNADO_WITHDRAW]: 1900000,
-  },
   proxyLight,
   nativeCurrency,
   minimumBalance: '500000000000000000', // 0.5
diff --git a/src/worker.js b/src/worker.js
index 674b463..6b27533 100644
--- a/src/worker.js
+++ b/src/worker.js
@@ -1,30 +1,20 @@
 const Web3 = require('web3')
-const { GasPriceOracle } = require('gas-price-oracle')
-const { serialize } = require('@ethersproject/transactions')
-const { toBN, toWei, fromWei, toHex } = require('web3-utils')
+const { TornadoFeeOracleV4 } = require('@tornado/tornado-oracles')
+const { toBN, fromWei } = require('web3-utils')
 const { redis } = require('./modules/redis')
 const proxyLightABI = require('../abis/proxyLightABI.json')
-const ovmGasPriceOracleABI = require('../abis/ovmGasPriceOracleABI.json')
 const { queue } = require('./queue')
-const { getInstance, fromDecimals, logRelayerError, clearRelayerErrors } = require('./utils')
+const { getInstance, logRelayerError, clearRelayerErrors } = require('./utils')
 const { jobType, status } = require('./constants')
-const {
-  netId,
-  gasPrices,
-  gasLimits,
-  privateKey,
-  proxyLight,
-  httpRpcUrl,
-  tornadoServiceFee,
-} = require('./config')
+const { netId, privateKey, gasPrices, proxyLight, httpRpcUrl, tornadoServiceFee } = require('./config')
 const { TxManager } = require('tx-manager')
 
 let web3
 let currentTx
 let currentJob
 let txManager
-let gasPriceOracle
 let tornadoProxyInstance
+const feeOracle = new TornadoFeeOracleV4(netId, httpRpcUrl)
 
 function start() {
   try {
@@ -32,14 +22,13 @@ function start() {
     tornadoProxyInstance = new web3.eth.Contract(proxyLightABI, proxyLight)
     clearRelayerErrors(redis)
     const { CONFIRMATIONS, MAX_GAS_PRICE } = process.env
+
     const gasPriceOracleConfig = {
       chainId: netId,
       defaultRpc: httpRpcUrl,
       defaultFallbackGasPrices: gasPrices,
     }
 
-    gasPriceOracle = new GasPriceOracle(gasPriceOracleConfig)
-
     txManager = new TxManager({
       privateKey,
       rpcUrl: httpRpcUrl,
@@ -55,77 +44,25 @@ function start() {
   }
 }
 
-function getGasPrices() {
-  return gasPriceOracle.gasPrices()
-}
-
-function getGasLimit() {
-  let action
-
-  switch (Number(netId)) {
-    case 10:
-      action = jobType.OP_TORNADO_WITHDRAW
-      break
-    case 42161:
-      action = jobType.ARB_TORNADO_WITHDRAW
-      break
-    default:
-      action = jobType.TORNADO_WITHDRAW
-  }
-
-  return gasLimits[action]
-}
-
-async function getL1Fee({ data, gasPrice }) {
-  const { address } = web3.eth.accounts.privateKeyToAccount(privateKey)
-  const nonce = await web3.eth.getTransactionCount(address)
-
-  const ovmGasPriceOracleContract = '0x420000000000000000000000000000000000000F'
-  const oracleInstance = new web3.eth.Contract(ovmGasPriceOracleABI, ovmGasPriceOracleContract)
-
-  const calldata = tornadoProxyInstance.methods.withdraw(data.contract, data.proof, ...data.args).encodeABI()
-
-  const tx = serialize({
-    nonce,
-    type: 0,
-    data: calldata,
-    chainId: netId,
-    value: data.args[5],
-    to: tornadoProxyInstance._address,
-    gasLimit: getGasLimit(),
-    gasPrice: toHex(gasPrice),
-  })
-
-  const l1Fee = await oracleInstance.methods.getL1Fee(tx).call()
-
-  return l1Fee
-}
-
 async function checkTornadoFee({ data }) {
   const fee = toBN(data.args[4])
-  const { amount, decimals } = getInstance(data.contract)
+  const { amount, decimals, currency } = getInstance(data.contract)
 
-  const { fast } = await getGasPrices()
-  const gasPrice = toWei(fast.toString(), 'gwei')
-
-  let expense = toBN(gasPrice).mul(toBN(getGasLimit()))
-  if (netId === 10) {
-    const l1Fee = await getL1Fee({ data, gasPrice })
-    expense = expense.add(toBN(l1Fee))
-  }
-
-  const feePercent = toBN(fromDecimals(amount, decimals))
-    .mul(toBN(parseInt(tornadoServiceFee * 1e10)))
-    .div(toBN(1e10 * 100))
-  const desiredFee = expense.add(feePercent)
+  const relayerEstimatedFee = await feeOracle.calculateWithdrawalFeeViaRelayer(
+    'relayer_withdrawal_check_v4',
+    {},
+    tornadoServiceFee,
+    currency,
+    amount,
+    decimals,
+  )
 
   console.log(
-    'sent fee, desired fee, feePercent',
+    'user-provided fee, desired fee',
     fromWei(fee.toString()),
-    fromWei(desiredFee.toString()),
-    fromWei(feePercent.toString()),
+    fromWei(toBN(relayerEstimatedFee).toString()),
   )
-  if (fee.lt(desiredFee)) {
+  if (fee.lt(toBN(relayerEstimatedFee))) {
     throw new Error('Provided fee is not enough. Probably it is a Gas Price spike, try to resubmit.')
   }
 }
@@ -133,14 +70,14 @@ async function checkTornadoFee({ data }) {
 async function getTxObject({ data }) {
   const calldata = tornadoProxyInstance.methods.withdraw(data.contract, data.proof, ...data.args).encodeABI()
 
-  const { fast } = await getGasPrices()
+  const { gasLimit, gasPrice } = await feeOracle.getGasParams(undefined, 'relayer_withdrawal')
 
   return {
     value: data.args[5],
     to: tornadoProxyInstance._address,
     data: calldata,
-    gasLimit: getGasLimit(),
-    gasPrice: toHex(toWei(fast.toString(), 'gwei')),
+    gasLimit,
+    gasPrice,
   }
 }
 
diff --git a/yarn.lock b/yarn.lock
index 5c98c0d..d144147 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -91,6 +91,21 @@
     "@ethersproject/properties" "^5.5.0"
     "@ethersproject/strings" "^5.5.0"
 
+"@ethersproject/abi@5.7.0", "@ethersproject/abi@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/abi/-/abi-5.7.0.tgz#b3f3e045bbbeed1af3947335c247ad625a44e449"
+  integrity sha512-351ktp42TiRcYB3H1OP8yajPeAQstMW/yCFokj/AthP9bLHzQFPlOrxOcwYEDkUAICmOHljvN4K39OMTMUa9RA==
+  dependencies:
+    "@ethersproject/address" "^5.7.0"
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/constants" "^5.7.0"
+    "@ethersproject/hash" "^5.7.0"
+    "@ethersproject/keccak256" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    "@ethersproject/strings" "^5.7.0"
+
 "@ethersproject/abstract-provider@5.5.1", "@ethersproject/abstract-provider@^5.5.0":
   version "5.5.1"
   resolved "https://registry.yarnpkg.com/@ethersproject/abstract-provider/-/abstract-provider-5.5.1.tgz#2f1f6e8a3ab7d378d8ad0b5718460f85649710c5"
@@ -104,6 +119,19 @@
     "@ethersproject/transactions" "^5.5.0"
     "@ethersproject/web" "^5.5.0"
 
+"@ethersproject/abstract-provider@5.7.0", "@ethersproject/abstract-provider@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/abstract-provider/-/abstract-provider-5.7.0.tgz#b0a8550f88b6bf9d51f90e4795d48294630cb9ef"
+  integrity sha512-R41c9UkchKCpAqStMYUpdunjo3pkEvZC3FAwZn5S5MGbXoMQOHIdHItezTETxAO5bevtMApSyEhn9+CHcDsWBw==
+  dependencies:
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/networks" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    "@ethersproject/transactions" "^5.7.0"
+    "@ethersproject/web" "^5.7.0"
+
 "@ethersproject/abstract-signer@5.5.0", "@ethersproject/abstract-signer@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/abstract-signer/-/abstract-signer-5.5.0.tgz#590ff6693370c60ae376bf1c7ada59eb2a8dd08d"
@@ -115,6 +143,17 @@
     "@ethersproject/logger" "^5.5.0"
     "@ethersproject/properties" "^5.5.0"
 
+"@ethersproject/abstract-signer@5.7.0", "@ethersproject/abstract-signer@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/abstract-signer/-/abstract-signer-5.7.0.tgz#13f4f32117868452191a4649723cb086d2b596b2"
+  integrity sha512-a16V8bq1/Cz+TGCkE2OPMTOUDLS3grCpdjoJCYNnVBbdYEMSgKrU0+B90s8b6H+ByYTBZN7a3g76jdIJi7UfKQ==
+  dependencies:
+    "@ethersproject/abstract-provider" "^5.7.0"
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+
 "@ethersproject/address@5.5.0", "@ethersproject/address@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/address/-/address-5.5.0.tgz#bcc6f576a553f21f3dd7ba17248f81b473c9c78f"
@@ -126,6 +165,17 @@
     "@ethersproject/logger" "^5.5.0"
     "@ethersproject/rlp" "^5.5.0"
 
+"@ethersproject/address@5.7.0", "@ethersproject/address@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/address/-/address-5.7.0.tgz#19b56c4d74a3b0a46bfdbb6cfcc0a153fc697f37"
+  integrity sha512-9wYhYt7aghVGo758POM5nqcOMaE168Q6aRLJZwUmiqSrAungkG74gSSeKEIR7ukixesdRZGPgVqme6vmxs1fkA==
+  dependencies:
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/keccak256" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/rlp" "^5.7.0"
+
 "@ethersproject/address@>=5.0.0-beta.128", "@ethersproject/address@^5.0.4":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/address/-/address-5.0.4.tgz#8669bcbd02f4b64f4cede0a10e84df6d964ec9d3"
@@ -145,6 +195,13 @@
   dependencies:
     "@ethersproject/bytes" "^5.5.0"
 
+"@ethersproject/base64@5.7.0", "@ethersproject/base64@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/base64/-/base64-5.7.0.tgz#ac4ee92aa36c1628173e221d0d01f53692059e1c"
+  integrity sha512-Dr8tcHt2mEbsZr/mwTPIQAf3Ai0Bks/7gTw9dSqk1mQvhW3XvRlmDJr/4n+wg1JmCl16NZue17CDh8xb/vZ0sQ==
+  dependencies:
+    "@ethersproject/bytes" "^5.7.0"
+
 "@ethersproject/basex@5.5.0", "@ethersproject/basex@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/basex/-/basex-5.5.0.tgz#e40a53ae6d6b09ab4d977bd037010d4bed21b4d3"
@@ -153,6 +210,14 @@
     "@ethersproject/bytes" "^5.5.0"
     "@ethersproject/properties" "^5.5.0"
 
+"@ethersproject/basex@5.7.0", "@ethersproject/basex@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/basex/-/basex-5.7.0.tgz#97034dc7e8938a8ca943ab20f8a5e492ece4020b"
+  integrity sha512-ywlh43GwZLv2Voc2gQVTKBoVQ1mti3d8HK5aMxsfu/nRDnMmNqaSJ3r3n85HBByT8OpoY96SXM1FogC533T4zw==
+  dependencies:
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+
 "@ethersproject/bignumber@5.5.0", "@ethersproject/bignumber@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/bignumber/-/bignumber-5.5.0.tgz#875b143f04a216f4f8b96245bde942d42d279527"
@@ -162,6 +227,15 @@
     "@ethersproject/logger" "^5.5.0"
     bn.js "^4.11.9"
 
+"@ethersproject/bignumber@5.7.0", "@ethersproject/bignumber@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/bignumber/-/bignumber-5.7.0.tgz#e2f03837f268ba655ffba03a57853e18a18dc9c2"
+  integrity sha512-n1CAdIHRWjSucQO3MC1zPSVgV/6dy/fjL9pMrPP9peL+QxEg9wOsVqwD4+818B6LUEtaXzVHQiuivzRoxPxUGw==
+  dependencies:
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    bn.js "^5.2.1"
+
 "@ethersproject/bignumber@>=5.0.0-beta.130", "@ethersproject/bignumber@^5.0.7":
   version "5.0.7"
   resolved "https://registry.yarnpkg.com/@ethersproject/bignumber/-/bignumber-5.0.7.tgz#720b3e3df3e125a99669ee869478106d0afe7b76"
@@ -178,6 +252,13 @@
   dependencies:
     "@ethersproject/logger" "^5.5.0"
 
+"@ethersproject/bytes@5.7.0", "@ethersproject/bytes@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/bytes/-/bytes-5.7.0.tgz#a00f6ea8d7e7534d6d87f47188af1148d71f155d"
+  integrity sha512-nsbxwgFXWh9NyYWo+U8atvmMsSdKJprTcICAkvbBffT75qDocbuggBU0SJiVK2MuTrp0q+xvLkTnGMPK1+uA9A==
+  dependencies:
+    "@ethersproject/logger" "^5.7.0"
+
 "@ethersproject/bytes@>=5.0.0-beta.129", "@ethersproject/bytes@^5.0.4":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/bytes/-/bytes-5.0.4.tgz#328d9d929a3e970964ecf5d62e12568a187189f1"
@@ -192,6 +273,13 @@
   dependencies:
     "@ethersproject/bignumber" "^5.5.0"
 
+"@ethersproject/constants@5.7.0", "@ethersproject/constants@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/constants/-/constants-5.7.0.tgz#df80a9705a7e08984161f09014ea012d1c75295e"
+  integrity sha512-DHI+y5dBNvkpYUMiRQyxRBYBefZkJfo70VUkUAsRjcPs47muV9evftfZ0PJVCXYbAiCgght0DtcF9srFQmIgWA==
+  dependencies:
+    "@ethersproject/bignumber" "^5.7.0"
+
 "@ethersproject/constants@>=5.0.0-beta.128", "@ethersproject/constants@^5.0.4":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/constants/-/constants-5.0.4.tgz#9ddaa5f3c738a94e5adc4b3f71b36206fa5cdf88"
@@ -215,6 +303,22 @@
     "@ethersproject/properties" "^5.5.0"
     "@ethersproject/transactions" "^5.5.0"
 
+"@ethersproject/contracts@5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/contracts/-/contracts-5.7.0.tgz#c305e775abd07e48aa590e1a877ed5c316f8bd1e"
+  integrity sha512-5GJbzEU3X+d33CdfPhcyS+z8MzsTrBGk/sc+G+59+tPa9yFkl6HQ9D6L0QMgNTA9q8dT0XKxxkyp883XsQvbbg==
+  dependencies:
+    "@ethersproject/abi" "^5.7.0"
+    "@ethersproject/abstract-provider" "^5.7.0"
+    "@ethersproject/abstract-signer" "^5.7.0"
+    "@ethersproject/address" "^5.7.0"
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/constants" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    "@ethersproject/transactions" "^5.7.0"
+
 "@ethersproject/hash@5.5.0", "@ethersproject/hash@^5.0.4", "@ethersproject/hash@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/hash/-/hash-5.5.0.tgz#7cee76d08f88d1873574c849e0207dcb32380cc9"
@@ -229,6 +333,21 @@
     "@ethersproject/properties" "^5.5.0"
     "@ethersproject/strings" "^5.5.0"
 
+"@ethersproject/hash@5.7.0", "@ethersproject/hash@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/hash/-/hash-5.7.0.tgz#eb7aca84a588508369562e16e514b539ba5240a7"
+  integrity sha512-qX5WrQfnah1EFnO5zJv1v46a8HW0+E5xuBBDTwMFZLuVTx0tbU2kkx15NqdjxecrLGatQN9FGQKpb1FKdHCt+g==
+  dependencies:
+    "@ethersproject/abstract-signer" "^5.7.0"
+    "@ethersproject/address" "^5.7.0"
+    "@ethersproject/base64" "^5.7.0"
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/keccak256" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    "@ethersproject/strings" "^5.7.0"
+
 "@ethersproject/hash@>=5.0.0-beta.128":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/hash/-/hash-5.0.4.tgz#385642786405d236f3d2f1acdfaf250ab519cdac"
@@ -257,6 +376,24 @@
     "@ethersproject/transactions" "^5.5.0"
     "@ethersproject/wordlists" "^5.5.0"
 
+"@ethersproject/hdnode@5.7.0", "@ethersproject/hdnode@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/hdnode/-/hdnode-5.7.0.tgz#e627ddc6b466bc77aebf1a6b9e47405ca5aef9cf"
+  integrity sha512-OmyYo9EENBPPf4ERhR7oj6uAtUAhYGqOnIS+jE5pTXvdKBS99ikzq1E7Iv0ZQZ5V36Lqx1qZLeak0Ra16qpeOg==
+  dependencies:
+    "@ethersproject/abstract-signer" "^5.7.0"
+    "@ethersproject/basex" "^5.7.0"
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/pbkdf2" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    "@ethersproject/sha2" "^5.7.0"
+    "@ethersproject/signing-key" "^5.7.0"
+    "@ethersproject/strings" "^5.7.0"
+    "@ethersproject/transactions" "^5.7.0"
+    "@ethersproject/wordlists" "^5.7.0"
+
 "@ethersproject/json-wallets@5.5.0", "@ethersproject/json-wallets@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/json-wallets/-/json-wallets-5.5.0.tgz#dd522d4297e15bccc8e1427d247ec8376b60e325"
@@ -276,6 +413,25 @@
     aes-js "3.0.0"
     scrypt-js "3.0.1"
 
+"@ethersproject/json-wallets@5.7.0", "@ethersproject/json-wallets@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/json-wallets/-/json-wallets-5.7.0.tgz#5e3355287b548c32b368d91014919ebebddd5360"
+  integrity sha512-8oee5Xgu6+RKgJTkvEMl2wDgSPSAQ9MB/3JYjFV9jlKvcYHUXZC+cQp0njgmxdHkYWn8s6/IqIZYm0YWCjO/0g==
+  dependencies:
+    "@ethersproject/abstract-signer" "^5.7.0"
+    "@ethersproject/address" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/hdnode" "^5.7.0"
+    "@ethersproject/keccak256" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/pbkdf2" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    "@ethersproject/random" "^5.7.0"
+    "@ethersproject/strings" "^5.7.0"
+    "@ethersproject/transactions" "^5.7.0"
+    aes-js "3.0.0"
+    scrypt-js "3.0.1"
+
 "@ethersproject/keccak256@5.5.0", "@ethersproject/keccak256@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/keccak256/-/keccak256-5.5.0.tgz#e4b1f9d7701da87c564ffe336f86dcee82983492"
@@ -284,6 +440,14 @@
     "@ethersproject/bytes" "^5.5.0"
     js-sha3 "0.8.0"
 
+"@ethersproject/keccak256@5.7.0", "@ethersproject/keccak256@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/keccak256/-/keccak256-5.7.0.tgz#3186350c6e1cd6aba7940384ec7d6d9db01f335a"
+  integrity sha512-2UcPboeL/iW+pSg6vZ6ydF8tCnv3Iu/8tUmLLzWWGzxWKFFqOBQFLo6uLUv6BDrLgCDfN28RJ/wtByx+jZ4KBg==
+  dependencies:
+    "@ethersproject/bytes" "^5.7.0"
+    js-sha3 "0.8.0"
+
 "@ethersproject/keccak256@>=5.0.0-beta.127", "@ethersproject/keccak256@^5.0.3":
   version "5.0.3"
   resolved "https://registry.yarnpkg.com/@ethersproject/keccak256/-/keccak256-5.0.3.tgz#f094a8fca3bb913c044593c4f382be424292e588"
@@ -297,6 +461,11 @@
   resolved "https://registry.yarnpkg.com/@ethersproject/logger/-/logger-5.5.0.tgz#0c2caebeff98e10aefa5aef27d7441c7fd18cf5d"
   integrity sha512-rIY/6WPm7T8n3qS2vuHTUBPdXHl+rGxWxW5okDfo9J4Z0+gRRZT0msvUdIJkE4/HS29GUMziwGaaKO2bWONBrg==
 
+"@ethersproject/logger@5.7.0", "@ethersproject/logger@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/logger/-/logger-5.7.0.tgz#6ce9ae168e74fecf287be17062b590852c311892"
+  integrity sha512-0odtFdXu/XHtjQXJYA3u9G0G8btm0ND5Cu8M7i5vhEcE8/HmF4Lbdqanwyv4uQTr2tx6b7fQRmgLrsnpQlmnig==
+
 "@ethersproject/logger@>=5.0.0-beta.129", "@ethersproject/logger@^5.0.5":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/logger/-/logger-5.0.5.tgz#e3ba3d0bcf9f5be4da5f043b1e328eb98b80002f"
@@ -309,6 +478,13 @@
   dependencies:
     "@ethersproject/logger" "^5.5.0"
 
+"@ethersproject/networks@5.7.1", "@ethersproject/networks@^5.7.0":
+  version "5.7.1"
+  resolved "https://registry.yarnpkg.com/@ethersproject/networks/-/networks-5.7.1.tgz#118e1a981d757d45ccea6bb58d9fd3d9db14ead6"
+  integrity sha512-n/MufjFYv3yFcUyfhnXotyDlNdFb7onmkSy8aQERi2PjNcnWQ66xXxa3XlS8nCcA8aJKJjIIMNJTC7tu80GwpQ==
+  dependencies:
+    "@ethersproject/logger" "^5.7.0"
+
 "@ethersproject/pbkdf2@5.5.0", "@ethersproject/pbkdf2@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/pbkdf2/-/pbkdf2-5.5.0.tgz#e25032cdf02f31505d47afbf9c3e000d95c4a050"
@@ -317,6 +493,14 @@
     "@ethersproject/bytes" "^5.5.0"
     "@ethersproject/sha2" "^5.5.0"
 
+"@ethersproject/pbkdf2@5.7.0", "@ethersproject/pbkdf2@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/pbkdf2/-/pbkdf2-5.7.0.tgz#d2267d0a1f6e123f3771007338c47cccd83d3102"
+  integrity sha512-oR/dBRZR6GTyaofd86DehG72hY6NpAjhabkhxgr3X2FpJtJuodEl2auADWBZfhDHgVCbu3/H/Ocq2uC6dpNjjw==
+  dependencies:
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/sha2" "^5.7.0"
+
 "@ethersproject/properties@5.5.0", "@ethersproject/properties@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/properties/-/properties-5.5.0.tgz#61f00f2bb83376d2071baab02245f92070c59995"
@@ -324,6 +508,13 @@
   dependencies:
     "@ethersproject/logger" "^5.5.0"
 
+"@ethersproject/properties@5.7.0", "@ethersproject/properties@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/properties/-/properties-5.7.0.tgz#a6e12cb0439b878aaf470f1902a176033067ed30"
+  integrity sha512-J87jy8suntrAkIZtecpxEPxY//szqr1mlBaYlQ0r4RCaiD2hjheqF9s1LVE8vVuJCXisjIP+JgtK/Do54ej4Sw==
+  dependencies:
+    "@ethersproject/logger" "^5.7.0"
+
 "@ethersproject/properties@>=5.0.0-beta.131", "@ethersproject/properties@^5.0.3":
   version "5.0.3"
   resolved "https://registry.yarnpkg.com/@ethersproject/properties/-/properties-5.0.3.tgz#991aef39a5f87d4645cee76cec4df868bfb08be6"
@@ -356,6 +547,32 @@
     bech32 "1.1.4"
     ws "7.4.6"
 
+"@ethersproject/providers@5.7.2":
+  version "5.7.2"
+  resolved "https://registry.yarnpkg.com/@ethersproject/providers/-/providers-5.7.2.tgz#f8b1a4f275d7ce58cf0a2eec222269a08beb18cb"
+  integrity sha512-g34EWZ1WWAVgr4aptGlVBF8mhl3VWjv+8hoAnzStu8Ah22VHBsuGzP17eb6xDVRzw895G4W7vvx60lFFur/1Rg==
+  dependencies:
+    "@ethersproject/abstract-provider" "^5.7.0"
+    "@ethersproject/abstract-signer" "^5.7.0"
+    "@ethersproject/address" "^5.7.0"
+    "@ethersproject/base64" "^5.7.0"
+    "@ethersproject/basex" "^5.7.0"
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/constants" "^5.7.0"
+    "@ethersproject/hash" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/networks" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    "@ethersproject/random" "^5.7.0"
+    "@ethersproject/rlp" "^5.7.0"
+    "@ethersproject/sha2" "^5.7.0"
+    "@ethersproject/strings" "^5.7.0"
+    "@ethersproject/transactions" "^5.7.0"
+    "@ethersproject/web" "^5.7.0"
+    bech32 "1.1.4"
+    ws "7.4.6"
+
 "@ethersproject/random@5.5.0", "@ethersproject/random@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/random/-/random-5.5.0.tgz#305ed9e033ca537735365ac12eed88580b0f81f9"
@@ -364,6 +581,14 @@
     "@ethersproject/bytes" "^5.5.0"
     "@ethersproject/logger" "^5.5.0"
 
+"@ethersproject/random@5.7.0", "@ethersproject/random@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/random/-/random-5.7.0.tgz#af19dcbc2484aae078bb03656ec05df66253280c"
+  integrity sha512-19WjScqRA8IIeWclFme75VMXSBvi4e6InrUNuaR4s5pTF2qNhcGdCUwdxUVGtDDqC00sDLCO93jPQoDUH4HVmQ==
+  dependencies:
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+
 "@ethersproject/rlp@5.5.0", "@ethersproject/rlp@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/rlp/-/rlp-5.5.0.tgz#530f4f608f9ca9d4f89c24ab95db58ab56ab99a0"
@@ -372,6 +597,14 @@
     "@ethersproject/bytes" "^5.5.0"
     "@ethersproject/logger" "^5.5.0"
 
+"@ethersproject/rlp@5.7.0", "@ethersproject/rlp@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/rlp/-/rlp-5.7.0.tgz#de39e4d5918b9d74d46de93af80b7685a9c21304"
+  integrity sha512-rBxzX2vK8mVF7b0Tol44t5Tb8gomOHkj5guL+HhzQ1yBh/ydjGnpw6at+X6Iw0Kp3OzzzkcKp8N9r0W4kYSs9w==
+  dependencies:
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+
 "@ethersproject/rlp@^5.0.3":
   version "5.0.3"
   resolved "https://registry.yarnpkg.com/@ethersproject/rlp/-/rlp-5.0.3.tgz#841a5edfdf725f92155fe74424f5510c9043c13a"
@@ -389,6 +622,15 @@
     "@ethersproject/logger" "^5.5.0"
     hash.js "1.1.7"
 
+"@ethersproject/sha2@5.7.0", "@ethersproject/sha2@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/sha2/-/sha2-5.7.0.tgz#9a5f7a7824ef784f7f7680984e593a800480c9fb"
+  integrity sha512-gKlH42riwb3KYp0reLsFTokByAKoJdgFCwI+CCiX/k+Jm2mbNs6oOaCjYQSlI1+XBVejwH2KrmCbMAT/GnRDQw==
+  dependencies:
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    hash.js "1.1.7"
+
 "@ethersproject/signing-key@5.5.0", "@ethersproject/signing-key@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/signing-key/-/signing-key-5.5.0.tgz#2aa37169ce7e01e3e80f2c14325f624c29cedbe0"
@@ -401,6 +643,18 @@
     elliptic "6.5.4"
     hash.js "1.1.7"
 
+"@ethersproject/signing-key@5.7.0", "@ethersproject/signing-key@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/signing-key/-/signing-key-5.7.0.tgz#06b2df39411b00bc57c7c09b01d1e41cf1b16ab3"
+  integrity sha512-MZdy2nL3wO0u7gkB4nA/pEf8lu1TlFswPNmy8AiYkfKTdO6eXBJyUdmHO/ehm/htHw9K/qF8ujnTyUAD+Ry54Q==
+  dependencies:
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    bn.js "^5.2.1"
+    elliptic "6.5.4"
+    hash.js "1.1.7"
+
 "@ethersproject/signing-key@^5.0.4":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/signing-key/-/signing-key-5.0.4.tgz#a5334ce8a52d4e9736dc8fb6ecc384704ecf8783"
@@ -423,6 +677,18 @@
     "@ethersproject/sha2" "^5.5.0"
     "@ethersproject/strings" "^5.5.0"
 
+"@ethersproject/solidity@5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/solidity/-/solidity-5.7.0.tgz#5e9c911d8a2acce2a5ebb48a5e2e0af20b631cb8"
+  integrity sha512-HmabMd2Dt/raavyaGukF4XxizWKhKQ24DoLtdNbBmNKUOPqwjsKQSdV9GQtj9CBEea9DlzETlVER1gYeXXBGaA==
+  dependencies:
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/keccak256" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/sha2" "^5.7.0"
+    "@ethersproject/strings" "^5.7.0"
+
 "@ethersproject/strings@5.5.0", "@ethersproject/strings@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/strings/-/strings-5.5.0.tgz#e6784d00ec6c57710755699003bc747e98c5d549"
@@ -432,6 +698,15 @@
     "@ethersproject/constants" "^5.5.0"
     "@ethersproject/logger" "^5.5.0"
 
+"@ethersproject/strings@5.7.0", "@ethersproject/strings@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/strings/-/strings-5.7.0.tgz#54c9d2a7c57ae8f1205c88a9d3a56471e14d5ed2"
+  integrity sha512-/9nu+lj0YswRNSH0NXYqrh8775XNyEdUQAuf3f+SmOrnVewcJ5SBNAjF7lpgehKi4abvNNXyf+HX86czCdJ8Mg==
+  dependencies:
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/constants" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+
 "@ethersproject/strings@>=5.0.0-beta.130", "@ethersproject/strings@^5.0.4":
   version "5.0.4"
   resolved "https://registry.yarnpkg.com/@ethersproject/strings/-/strings-5.0.4.tgz#67cda604eee3ffcc004cb9f3bd03516e1c7b09a0"
@@ -456,6 +731,21 @@
     "@ethersproject/rlp" "^5.5.0"
     "@ethersproject/signing-key" "^5.5.0"
 
+"@ethersproject/transactions@5.7.0", "@ethersproject/transactions@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/transactions/-/transactions-5.7.0.tgz#91318fc24063e057885a6af13fdb703e1f993d3b"
+  integrity sha512-kmcNicCp1lp8qanMTC3RIikGgoJ80ztTyvtsFvCYpSCfkjhD0jZ2LOrnbcuxuToLIUYYf+4XwD1rP+B/erDIhQ==
+  dependencies:
+    "@ethersproject/address" "^5.7.0"
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/constants" "^5.7.0"
+    "@ethersproject/keccak256" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    "@ethersproject/rlp" "^5.7.0"
+    "@ethersproject/signing-key" "^5.7.0"
+
 "@ethersproject/transactions@^5.0.0-beta.135":
   version "5.0.5"
   resolved "https://registry.yarnpkg.com/@ethersproject/transactions/-/transactions-5.0.5.tgz#9a966f9ef4817b1752265d4efee0f1e9fd6aeaad"
@@ -480,6 +770,15 @@
     "@ethersproject/constants" "^5.5.0"
     "@ethersproject/logger" "^5.5.0"
 
+"@ethersproject/units@5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/units/-/units-5.7.0.tgz#637b563d7e14f42deeee39245275d477aae1d8b1"
+  integrity sha512-pD3xLMy3SJu9kG5xDGI7+xhTEmGXlEqXU4OfNapmfnxLVY4EMSSRp7j1k7eezutBPH7RBN/7QPnwR7hzNlEFeg==
+  dependencies:
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/constants" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+
 "@ethersproject/wallet@5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/wallet/-/wallet-5.5.0.tgz#322a10527a440ece593980dca6182f17d54eae75"
@@ -501,6 +800,27 @@
     "@ethersproject/transactions" "^5.5.0"
     "@ethersproject/wordlists" "^5.5.0"
 
+"@ethersproject/wallet@5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/wallet/-/wallet-5.7.0.tgz#4e5d0790d96fe21d61d38fb40324e6c7ef350b2d"
+  integrity sha512-MhmXlJXEJFBFVKrDLB4ZdDzxcBxQ3rLyCkhNqVu3CDYvR97E+8r01UgrI+TI99Le+aYm/in/0vp86guJuM7FCA==
+  dependencies:
+    "@ethersproject/abstract-provider" "^5.7.0"
+    "@ethersproject/abstract-signer" "^5.7.0"
+    "@ethersproject/address" "^5.7.0"
+    "@ethersproject/bignumber" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/hash" "^5.7.0"
+    "@ethersproject/hdnode" "^5.7.0"
+    "@ethersproject/json-wallets" "^5.7.0"
+    "@ethersproject/keccak256" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    "@ethersproject/random" "^5.7.0"
+    "@ethersproject/signing-key" "^5.7.0"
+    "@ethersproject/transactions" "^5.7.0"
+    "@ethersproject/wordlists" "^5.7.0"
+
 "@ethersproject/web@5.5.0", "@ethersproject/web@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/web/-/web-5.5.0.tgz#0e5bb21a2b58fb4960a705bfc6522a6acf461e28"
@@ -512,6 +832,17 @@
     "@ethersproject/properties" "^5.5.0"
     "@ethersproject/strings" "^5.5.0"
 
+"@ethersproject/web@5.7.1", "@ethersproject/web@^5.7.0":
+  version "5.7.1"
+  resolved "https://registry.yarnpkg.com/@ethersproject/web/-/web-5.7.1.tgz#de1f285b373149bee5928f4eb7bcb87ee5fbb4ae"
+  integrity sha512-Gueu8lSvyjBWL4cYsWsjh6MtMwM0+H4HvqFPZfB6dV8ctbP9zFAO73VG1cMWae0FLPCtz0peKPpZY8/ugJJX2w==
+  dependencies:
+    "@ethersproject/base64" "^5.7.0"
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    "@ethersproject/strings" "^5.7.0"
+
 "@ethersproject/wordlists@5.5.0", "@ethersproject/wordlists@^5.5.0":
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/wordlists/-/wordlists-5.5.0.tgz#aac74963aa43e643638e5172353d931b347d584f"
@@ -523,6 +854,17 @@
     "@ethersproject/properties" "^5.5.0"
     "@ethersproject/strings" "^5.5.0"
 
+"@ethersproject/wordlists@5.7.0", "@ethersproject/wordlists@^5.7.0":
+  version "5.7.0"
+  resolved "https://registry.yarnpkg.com/@ethersproject/wordlists/-/wordlists-5.7.0.tgz#8fb2c07185d68c3e09eb3bfd6e779ba2774627f5"
+  integrity sha512-S2TFNJNfHWVHNE6cNDjbVlZ6MgE17MIxMbMg2zv3wn+3XSJGosL1m9ZVv3GXCf/2ymSsQ+hRI5IzoMJTG6aoVA==
+  dependencies:
+    "@ethersproject/bytes" "^5.7.0"
+    "@ethersproject/hash" "^5.7.0"
+    "@ethersproject/logger" "^5.7.0"
+    "@ethersproject/properties" "^5.7.0"
+    "@ethersproject/strings" "^5.7.0"
+
 "@openzeppelin/contracts@^3.1.0":
   version "3.4.2"
   resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-3.4.2.tgz#d81f786fda2871d1eb8a8c5a73e455753ba53527"
@@ -540,6 +882,31 @@
   dependencies:
     defer-to-connect "^1.0.1"
 
+"@tornado/gas-price-oracle@^0.5.3":
+  version "0.5.3"
+  resolved "https://git.tornado.ws/api/packages/tornado-packages/npm/%40tornado%2Fgas-price-oracle/-/0.5.3/gas-price-oracle-0.5.3.tgz#fb5423dddee2f52edbc16174c5ddce90bea5413d"
+  integrity sha512-LpVfPiPIz3FOmJdiqJf/yoeO5n9/Pd5jgtdY+6hB9lNW0AiWhylhpScojICViS+3OL9QC8CoTlgr+kbfGeO9pQ==
+  dependencies:
+    axios "^0.21.2"
+    bignumber.js "^9.0.0"
+    node-cache "^5.1.2"
+
+"@tornado/tornado-config@^2.0.0":
+  version "2.0.0"
+  resolved "https://git.tornado.ws/api/packages/tornado-packages/npm/%40tornado%2Ftornado-config/-/2.0.0/tornado-config-2.0.0.tgz#52bbc179ecb2385f71b4d56e060b68e7dd6fb8b4"
+  integrity sha512-7EkpWNfEm34VEOrbLnPpvd/aUJYnA1L+6/qx2fZ/AfmuJFkjSZ18Z4jvVGNY7ktKIhTu3/Tbze+9l3eNueCNIA==
+
+"@tornado/tornado-oracles@^2.1.0":
+  version "2.1.0"
+  resolved "https://git.tornado.ws/api/packages/tornado-packages/npm/%40tornado%2Ftornado-oracles/-/2.1.0/tornado-oracles-2.1.0.tgz#2aa0d8c9288992e6d194d4bb28acb37c2035c453"
+  integrity sha512-Y6FPAGnCvHLWzUnNYgGoOv+X7KY3CF02rRSawataYaLyl+v2ivh7RYZZZ3G/B5hXf+pD3IFeCdm4PDnTNyNe1g==
+  dependencies:
+    "@tornado/gas-price-oracle" "^0.5.3"
+    "@tornado/tornado-config" "^2.0.0"
+    "@types/node" "^20.5.1"
+    bignumber.js "^9.1.1"
+    ethers "5.7"
+
 "@types/bn.js@^4.11.3", "@types/bn.js@^4.11.5":
   version "4.11.6"
   resolved "https://registry.yarnpkg.com/@types/bn.js/-/bn.js-4.11.6.tgz#c306c70d9358aaea33cd4eda092a742b9505967c"
@@ -569,6 +936,11 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-12.12.62.tgz#733923d73669188d35950253dd18a21570085d2b"
   integrity sha512-qAfo81CsD7yQIM9mVyh6B/U47li5g7cfpVQEDMfQeF8pSZVwzbhwU3crc0qG4DmpsebpJPR49AKOExQyJ05Cpg==
 
+"@types/node@^20.5.1":
+  version "20.5.7"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.5.7.tgz#4b8ecac87fbefbc92f431d09c30e176fc0a7c377"
+  integrity sha512-dP7f3LdZIysZnmvP3ANJYTSwg+wLLl8p7RqniVlV7j+oXSXAbt9h0WIBFmJy5inWZoX9wZN6eXx+YXd9Rh3RBA==
+
 "@types/pbkdf2@^3.0.0":
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/@types/pbkdf2/-/pbkdf2-3.1.0.tgz#039a0e9b67da0cdc4ee5dab865caa6b267bb66b1"
@@ -805,6 +1177,11 @@ 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==
 
+bignumber.js@^9.1.1:
+  version "9.1.2"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.1.2.tgz#b7c4242259c008903b13707983b5f4bbd31eda0c"
+  integrity sha512-2/mKyZH9K85bzOEfhXDBFZTGd1CTs+5IHpeFQo9luiBG7hghdC851Pj2WAhb6E3R6b9tZj/XKhbg4fum+Kepug==
+
 binary-extensions@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.1.0.tgz#30fa40c9e7fe07dbc895678cd287024dea241dd9"
@@ -845,6 +1222,11 @@ bn.js@^5.1.2, bn.js@^5.2.0:
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-5.2.0.tgz#358860674396c6997771a9d051fcc1b57d4ae002"
   integrity sha512-D7iWRBvnZE8ecXiLj/9wbxH7Tk79fAh8IHaTNq1RWRixsS02W+5qS+iE9yq6RYl0asXx5tw0bLhmT5pIfbSquw==
 
+bn.js@^5.2.1:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-5.2.1.tgz#0bc527a6a0d18d0aa8d5b0538ce4a77dccfa7b70"
+  integrity sha512-eXRvHzWyYPBuB4NBy0cmYQjGitUrtqwbvlzP3G6VFnNRbsZQIxQ10PbKKHt8gZ/HW/D/747aDl+QkDqg3KQLMQ==
+
 body-parser@1.19.0, body-parser@^1.16.0:
   version "1.19.0"
   resolved "https://registry.yarnpkg.com/body-parser/-/body-parser-1.19.0.tgz#96b2709e57c9c4e09a6fd66a8fd979844f69f08a"
@@ -1166,6 +1548,11 @@ clone-response@^1.0.2:
   dependencies:
     mimic-response "^1.0.0"
 
+clone@2.x:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/clone/-/clone-2.1.2.tgz#1b7f4b9f591f1e8f83670401600345a02887435f"
+  integrity sha512-3Pe/CF1Nn94hyhIYpjtiLhdCoEoz0DqQ+988E9gmeEdQZlojxnOb74wctFyuwWQHzqyf9X7C7MG8juUpqBJT8w==
+
 cluster-key-slot@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/cluster-key-slot/-/cluster-key-slot-1.1.0.tgz#30474b2a981fb12172695833052bc0d01336d10d"
@@ -1944,6 +2331,42 @@ ethereumjs-util@^7.0.10, ethereumjs-util@^7.0.3, ethereumjs-util@^7.1.0, ethereu
     ethereum-cryptography "^0.1.3"
     rlp "^2.2.4"
 
+ethers@5.7:
+  version "5.7.2"
+  resolved "https://registry.yarnpkg.com/ethers/-/ethers-5.7.2.tgz#3a7deeabbb8c030d4126b24f84e525466145872e"
+  integrity sha512-wswUsmWo1aOK8rR7DIKiWSw9DbLWe6x98Jrn8wcTflTVvaXhAMaB5zGAXy0GYQEQp9iO1iSHWVyARQm11zUtyg==
+  dependencies:
+    "@ethersproject/abi" "5.7.0"
+    "@ethersproject/abstract-provider" "5.7.0"
+    "@ethersproject/abstract-signer" "5.7.0"
+    "@ethersproject/address" "5.7.0"
+    "@ethersproject/base64" "5.7.0"
+    "@ethersproject/basex" "5.7.0"
+    "@ethersproject/bignumber" "5.7.0"
+    "@ethersproject/bytes" "5.7.0"
+    "@ethersproject/constants" "5.7.0"
+    "@ethersproject/contracts" "5.7.0"
+    "@ethersproject/hash" "5.7.0"
+    "@ethersproject/hdnode" "5.7.0"
+    "@ethersproject/json-wallets" "5.7.0"
+    "@ethersproject/keccak256" "5.7.0"
+    "@ethersproject/logger" "5.7.0"
+    "@ethersproject/networks" "5.7.1"
+    "@ethersproject/pbkdf2" "5.7.0"
+    "@ethersproject/properties" "5.7.0"
+    "@ethersproject/providers" "5.7.2"
+    "@ethersproject/random" "5.7.0"
+    "@ethersproject/rlp" "5.7.0"
+    "@ethersproject/sha2" "5.7.0"
+    "@ethersproject/signing-key" "5.7.0"
+    "@ethersproject/solidity" "5.7.0"
+    "@ethersproject/strings" "5.7.0"
+    "@ethersproject/transactions" "5.7.0"
+    "@ethersproject/units" "5.7.0"
+    "@ethersproject/wallet" "5.7.0"
+    "@ethersproject/web" "5.7.1"
+    "@ethersproject/wordlists" "5.7.0"
+
 ethers@^5.4.6:
   version "5.5.1"
   resolved "https://registry.yarnpkg.com/ethers/-/ethers-5.5.1.tgz#d3259a95a42557844aa543906c537106c0406fbf"
@@ -3287,6 +3710,13 @@ node-addon-api@^2.0.0:
   resolved "https://registry.yarnpkg.com/node-addon-api/-/node-addon-api-2.0.2.tgz#432cfa82962ce494b132e9d72a15b29f71ff5d32"
   integrity sha512-Ntyt4AIXyaLIuMHF6IOoTakB3K+RWxwtsHNRxllEoA6vPwP9o4866g6YWDLUdnucilZhmkxiHwHr11gAENw+QA==
 
+node-cache@^5.1.2:
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/node-cache/-/node-cache-5.1.2.tgz#f264dc2ccad0a780e76253a694e9fd0ed19c398d"
+  integrity sha512-t1QzWwnk4sjLWaQAS8CHgOJ+RAfmHpxFWmc36IWTiWHQfs0w5JDMBS1b1ZxQteo0vVVuWJvIUKHDkkeK7vIGCg==
+  dependencies:
+    clone "2.x"
+
 node-gyp-build@^4.2.0:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/node-gyp-build/-/node-gyp-build-4.2.3.tgz#ce6277f853835f718829efb47db20f3e4d9c4739"