'use strict'; var socket = require('socket.io-client')('http://localhost:3000'); socket.on('connect', function(){ console.log('connected'); }); socket.on('disconnect', function(){ console.log('disconnected'); }); var message = { command: 'getOutputs', params: ['1HTxCVrXuthad6YW5895K98XmVsdMvvBSw', true] }; socket.emit('message', message, function(response) { if(response.error) { console.log('Error', response.error); return; } console.log(response.result); });