import * as secp256k1 from 'secp256k1'; import { keccak256 } from './wallet'; const MESSAGE = 'Bridge Authentication Token'; export const getAuthToken = ({ wallet, walletType, walletHdPath, web3 }) => { const { signature } = secp256k1.sign( keccak256('\x19Ethereum Signed Message:\n' + MESSAGE.length + MESSAGE), wallet.privateKey ); return signature; };