miguelmota

const { providers } = require('ethers')

async function main() {
  const url1 = 'https://optimism-mainnet.infura.io/v3/84842078b09946638c03157f83405213'
  const url2 = 'https://mainnet.optimism.io'
  const stallTimeout = 2 * 1000
  const options = {
    timeout: 60 * 1000,
    throttleLimit: 1
  }