gistfile1.txt

var WebSocket = require('ws')
  , ws = new WebSocket('ws://api.cosm.com:8080/');
var API_KEY = ""  //ENTER API KEY HERE.
ws.on('open', function() {
    ws.send('{"headers":{"X-ApiKey":"'+API_KEY+'"}, "method":"subscribe", "resource":"/feeds/61916/datastreams/sine60"}');
});
ws.on('message', function(message) {
    console.log('received: %s', message);
});