Calculate fees and gas via @tornado/tornado-oracles lib & bump relayer version to 5.2.0

.npmrc

@@ -0,0 +1 @@
+@tornado:registry=https://git.tornado.ws/api/packages/tornado-packages/npm/

package.json

@@ -1,6 +1,6 @@
 {
   "name": "relay",
-  "version": "5.1.0",
+  "version": "5.2.0",
   "description": "Relayer for Tornado.cash privacy solution. https://tornado.cash",
   "scripts": {
     "server": "node src/server.js",
@@ -17,12 +17,12 @@
   "author": "tornado.cash",
   "license": "MIT",
   "dependencies": {
+    "@tornado/tornado-oracles": "1.3.1",
     "ajv": "^6.12.5",
     "bull": "^3.12.1",
     "concurrently": "^8.2.0",
     "dotenv": "^8.2.0",
     "express": "^4.17.1",
-    "gas-price-oracle": "^0.5.2",
     "ioredis": "^4.14.1",
     "torn-token": "^1.0.5",
     "tx-manager": "^0.4.8",

src/config.js

@@ -21,11 +21,6 @@ module.exports = {
   tornadoServiceFee: Number(process.env.RELAYER_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: netId === 137 || netId === 43114 ? '10000000000000000000' : '100000000000000000', // 10 or 0.1

src/worker.js

@@ -1,30 +1,20 @@
 const Web3 = require('web3')
-const { GasPriceOracle } = require('gas-price-oracle')
+const { toBN, fromWei } = require('web3-utils')
-const { serialize } = require('@ethersproject/transactions')
-const { toBN, toWei, fromWei, toHex } = 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 {
+const { netId, gasPrices, privateKey, proxyLight, httpRpcUrl, tornadoServiceFee } = require('./config')
-  netId,
-  gasPrices,
-  gasLimits,
-  privateKey,
-  proxyLight,
-  httpRpcUrl,
-  tornadoServiceFee,
-} = require('./config')
 const { TxManager } = require('tx-manager')
+const { TornadoFeeOracleV5 } = require('@tornado/tornado-oracles')
 
 let web3
 let currentTx
 let currentJob
 let txManager
-let gasPriceOracle
 let tornadoProxyInstance
+const feeOracle = new TornadoFeeOracleV5(netId, httpRpcUrl, gasPrices)
 
 function start() {
   try {
@@ -32,6 +22,7 @@ function start() {
     tornadoProxyInstance = new web3.eth.Contract(proxyLightABI, proxyLight)
     clearRelayerErrors(redis)
     const { CONFIRMATIONS, MAX_GAS_PRICE } = process.env
+
     const gasPriceOracleConfig = {
       chainId: netId,
       defaultRpc: httpRpcUrl,
@@ -40,9 +31,6 @@ function start() {
       percentile: 5,
       blocksCount: 20,
     }
-
-    gasPriceOracle = new GasPriceOracle(gasPriceOracleConfig)
-
     txManager = new TxManager({
       privateKey,
       rpcUrl: httpRpcUrl,
@@ -58,89 +46,25 @@ function start() {
   }
 }
 
-async function getGasPrice() {
+async function checkTornadoFee({ data }, tx) {
-  const { maxFeePerGas, gasPrice } = await gasPriceOracle.getTxGasParams({
+  const userProvidedFee = toBN(data.args[4])
-    legacySpeed: 'fast',
+  const { amount, decimals, currency } = getInstance(data.contract)
-    bumpPercent: 10,
-  })
-  return maxFeePerGas || gasPrice
-}
 
-function getGasLimit() {
+  const relayerDesiredFee = await feeOracle.calculateWithdrawalFeeViaRelayer(
-  let action
+    'relayer_withdrawal',
-
+    tx,
-  switch (Number(netId)) {
+    tornadoServiceFee,
-    case 10:
+    currency,
-      action = jobType.OP_TORNADO_WITHDRAW
+    amount,
-      break
+    decimals,
-    case 42161:
+  )
-      action = jobType.ARB_TORNADO_WITHDRAW
-      break
-    default:
-      action = jobType.TORNADO_WITHDRAW
-  }
-
-  return gasLimits[action]
-}
-
-async function fetchL1Fee({ data, gasPrice, gasLimit }) {
-  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: gasLimit,
-    gasPrice: toHex(gasPrice),
-  })
-
-  const l1Fee = await oracleInstance.methods.getL1Fee(tx).call()
-
-  return l1Fee
-}
-
-async function estimateWithdrawalGasLimit(tx) {
-  try {
-    const fetchedGasLimit = await web3.eth.estimateGas(tx)
-    const bumped = Math.floor(fetchedGasLimit * 1.2)
-    return bumped
-  } catch (e) {
-    return getGasLimit()
-  }
-}
-
-async function checkTornadoFee({ data }, { gasPrice, gasLimit }) {
-  const fee = toBN(data.args[4])
-  const { amount, decimals } = getInstance(data.contract)
-
-  let expense = toBN(gasPrice).mul(toBN(gasLimit))
-  if (netId === 10) {
-    const l1Fee = await fetchL1Fee({ data, gasPrice, gasLimit })
-    console.log('l1 fee', l1Fee)
-    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)
 
   console.log(
-    'sent fee, desired fee, feePercent',
+    'user-provided fee, desired fee',
-    fromWei(fee.toString()),
+    fromWei(userProvidedFee.toString()),
-    fromWei(desiredFee.toString()),
+    fromWei(toBN(relayerDesiredFee).toString()),
-    fromWei(feePercent.toString()),
   )
-  if (fee.lt(desiredFee)) {
+  if (userProvidedFee.lt(toBN(relayerDesiredFee))) {
     throw new Error('Provided fee is not enough. Probably it is a Gas Price spike, try to resubmit.')
   }
 }
@@ -148,16 +72,14 @@ async function checkTornadoFee({ data }, { gasPrice, gasLimit }) {
 async function getTxObject({ data }) {
   const calldata = tornadoProxyInstance.methods.withdraw(data.contract, data.proof, ...data.args).encodeABI()
 
-  const gasPrice = await getGasPrice()
   const incompleteTx = {
     value: data.args[5],
     to: tornadoProxyInstance._address,
     data: calldata,
-    gasPrice,
   }
-  const gasLimit = await estimateWithdrawalGasLimit(incompleteTx)
+  const { gasLimit, gasPrice } = await feeOracle.getGasParams(incompleteTx, 'relayer_withdrawal')
 
-  return Object.assign(incompleteTx, { gasLimit })
+  return Object.assign(incompleteTx, { gasLimit, gasPrice })
 }
 
 async function processJob(job) {
@@ -179,7 +101,7 @@ async function processJob(job) {
 async function submitTx(job) {
   const tx = await getTxObject(job)
   await checkTornadoFee(job, tx)
-  currentTx = await txManager.createTx(await getTxObject(job))
+  currentTx = await txManager.createTx(tx)
 
   try {
     const receipt = await currentTx

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@1.3.1":
+  version "1.3.1"
+  resolved "https://git.tornado.ws/api/packages/tornado-packages/npm/%40tornado%2Ftornado-oracles/-/1.3.1/tornado-oracles-1.3.1.tgz#bc14cf6033f159f81a2117cc20484f9bda163856"
+  integrity sha512-xx8RuLuqmsb2nTW+o4vxbwSE++xcjRyboGoSfq3ql4xIZ1+suv4wEf2uGBfn9CZSJ9u1f2AolK+t/2PltMz2sA==
+  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 "20.5.6"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.5.6.tgz#5e9aaa86be03a09decafd61b128d6cec64a5fe40"
+  integrity sha512-Gi5wRGPbbyOTX+4Y2iULQ27oUPrefaB0PxGQJnfyWN3kvEDGM3mIB5M/gQLmitZf7A9FmLeaqxD3L1CXpm3VKQ==
+
 "@types/pbkdf2@^3.0.0":
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/@types/pbkdf2/-/pbkdf2-3.1.0.tgz#039a0e9b67da0cdc4ee5dab865caa6b267bb66b1"
@@ -604,7 +976,7 @@ acorn@^7.1.1:
 aes-js@3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/aes-js/-/aes-js-3.0.0.tgz#e21df10ad6c2053295bcbb8dab40b09dbea87e4d"
-  integrity sha1-4h3xCtbCBTKVvLuNq0Cwnb6ofk0=
+  integrity sha512-H7wUZRn8WpTq9jocdxQ2c8x2sKo9ZVmzfRE13GiNJXfp7NcKYEdvl3vspKjXox6RIG2VtaRe4JFvxG4rqp2Zuw==
 
 ajv@^6.10.0, ajv@^6.10.2, ajv@^6.12.3, ajv@^6.12.5:
   version "6.12.5"
@@ -800,10 +1172,10 @@ bech32@1.1.4:
   resolved "https://registry.yarnpkg.com/bech32/-/bech32-1.1.4.tgz#e38c9f37bf179b8eb16ae3a772b40c356d4832e9"
   integrity sha512-s0IrSOzLlbvX7yp4WBfPITzpAU8sqQcpsmwXDiKwrG4r491vwCO/XpejasRNl0piBMe/DvP4Tz0mIS/X1DPJBQ==
 
-bignumber.js@^9.0.0:
+bignumber.js@^9.0.0, bignumber.js@^9.1.1:
-  version "9.0.0"
+  version "9.1.1"
-  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.0.0.tgz#805880f84a329b5eac6e7cb6f8274b6d82bdf075"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.1.1.tgz#c4df7dc496bd849d4c9464344c1aa74228b4dac6"
-  integrity sha512-t/OYhhJ2SD+YGBQcjY8GzzDHEk9f3nerxjtfa6tlMXfe7frs/WozhvCNoGvpM0P3bNf3Gq5ZRMlGr5f3r4/N8A==
+  integrity sha512-pHm4LsMJ6lzgNGVfZHjMoO8sdoRhOzOH4MLmY65Jg70bpxCKu5iOHNJyfF6OyvYw7t8Fpf35RuzUyqnQsj8Vig==
 
 binary-extensions@^2.0.0:
   version "2.1.0"
@@ -825,12 +1197,12 @@ bn.js@4.11.6:
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.6.tgz#53344adb14617a13f6e8dd2ce28905d1c0ba3215"
   integrity sha1-UzRK2xRhehP26N0s4okF0cC6MhU=
 
-bn.js@^4.0.0, bn.js@^4.1.0, bn.js@^4.11.0, bn.js@^4.11.1, bn.js@^4.11.6, bn.js@^4.11.9, bn.js@^4.4.0:
+bn.js@^4.0.0, bn.js@^4.1.0, bn.js@^4.11.0, bn.js@^4.11.1, bn.js@^4.11.6, bn.js@^4.4.0:
   version "4.11.9"
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.9.tgz#26d556829458f9d1e81fc48952493d0ba3507828"
   integrity sha512-E6QoYqCKZfgatHTdHzs1RRKP7ip4vvm+EyRUeE2RF0NblwVvb0p6jSVeNTOFxPn26QXN2o6SMfNxKp6kU8zQaw==
 
-bn.js@^4.11.8:
+bn.js@^4.11.8, bn.js@^4.11.9:
   version "4.12.0"
   resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.12.0.tgz#775b3f278efbb9718eec7361f483fb36fbbfea88"
   integrity sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA==
@@ -845,6 +1217,11 @@ 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"
@@ -1949,6 +2326,42 @@ 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"
@@ -2177,9 +2590,9 @@ flatted@^2.0.0:
   integrity sha512-r5wGx7YeOwNWNlCA0wQ86zKyDLMQr+/RB8xy74M4hTphfmjlijTSSXGuH8rnvKZnfT9i+75zmd8jcKdMR4O6jA==
 
 follow-redirects@^1.14.0:
-  version "1.14.5"
+  version "1.15.2"
-  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.14.5.tgz#f09a5848981d3c772b5392309778523f8d85c381"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.15.2.tgz#b460864144ba63f2681096f274c4e57026da2c13"
-  integrity sha512-wtphSXy7d4/OR+MvIFbCVBDzZ5520qV8XfPklSN5QtxuMUJZ+b0Wnst1e1lCDocfzuCkHqj8k0FpZqO+UIaKNA==
+  integrity sha512-VQLG33o04KaQ8uYi2tVNbdrWp1QWxNNea+nmIB4EVM28v0hmP17z7aG1+wAkNzVq4KeXTq3221ye5qTJP91JwA==
 
 foreach@^2.0.5:
   version "2.0.5"
@@ -2254,15 +2667,6 @@ gas-price-oracle@^0.4.7:
     axios "^0.21.2"
     bignumber.js "^9.0.0"
 
-gas-price-oracle@^0.5.2:
-  version "0.5.2"
-  resolved "https://registry.yarnpkg.com/gas-price-oracle/-/gas-price-oracle-0.5.2.tgz#f0ecadd49f4f20cd0038ea8ce396c5ab39aa3480"
-  integrity sha512-sV9CgnUNA/upJM2p4ksFWOXxxceV+1UXgdSi3e2AWUBBjJ+jviKKxyyGlF+zNFaXa6Ux6RcIDR6Abt2HL+CPkQ==
-  dependencies:
-    axios "^0.21.2"
-    bignumber.js "^9.0.0"
-    node-cache "^5.1.2"
-
 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"