export const constants = {
    NULL_ADDRESS: '0x0000000000000000000000000000000000000000',
    RPC_URL: 'http://localhost:8545',
    ROPSTEN_NETWORK_ID: 3,
    KOVAN_NETWORK_ID: 42,
    TESTRPC_NETWORK_ID: 50,
    KOVAN_RPC_URL: 'https://kovan.infura.io',
    ROPSTEN_RPC_URL: 'https://ropsten.infura.io',
    ZRX_DECIMALS: 18,
    GAS_ESTIMATE: 500000,
};