const NetworkDefinition = { rinkeby: { url: "https://rinkeby.infura.io/v3/*******your-api-key*******", accounts: { mnemonic: "test test test test test test test test test test test junk", }, }, polygon: { url: "https://polygon.infura.io/v3/*******your-api-key*******", accounts: { mnemonic: "test test test test test test test test test test test junk", }, }, }; const EtherscanConfig = { apiKey: "YOUR_ETHERSCAN_API_KEY", }; export { NetworkDefinition, EtherscanConfig };