npm install
criar arquivo .env com o seguinte conteúdo :
ETHEREUM_NETWORK = "hardhat"
REST_HOST = "localhost"
REST_HOST_DB = "http://127.0.0.1:3002"
REST_PORT = 3002
SIGNER_PRIVATE_KEY = "0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80"
ADDRESS_BC = "http://127.0.0.1:8545"
editar o src/config.js
const CONTACT_ADDRESS = 'Identificado do contrato';
npm start