Interact with a deployed solidity contract

interact.js

const Web3 = require('web3')
const fs = require('fs')

const ethereumURL = 'http://0.0.0.0:8545'
const provider = new Web3.providers.HttpProvider(ethereumURL)
const web3 = new Web3(provider)

const contractInfo = JSON.parse(fs.readFileSync('./MetaCoinABI.js', 'utf8'))
const MyContract = web3.eth.contract(contractInfo.abi);
const contractInstance = MyContract.at(contractInfo.address);
console.log(contractInstance)


contractInstance.getBalance.call('0x01', function(err, result){
    console.log('---')
    console.log(err)
    console.log('---')
    console.log(result.toString())
})