var gcm = require('node-gcm');

var message = new gcm.Message();

message.addData({
    message: 'message1',
    msgcnt: '1',
    title:'title test',
});


// Change the message variables
message.collapseKey = 'demo';
message.delayWhileIdle = true;
message.timeToLive = 3;
message.dryRun = true;

// Set up the sender with you API key
var sender = new gcm.Sender('AIzaSyDsMk4Ncyyvw22AVmmnZMfSl6F674Nm89I');

// Add the registration IDs of the devices you want to send to
var registrationIds = [];
registrationIds.push('APA91bF1AjIQ2hIn6--t2OTEckIuhjDJoEdYarHiRRMaULRqYXL-FCqraKzE5MlRHdA0CUhv_ukvgUz5yEZaIyOkGsfd6dSilVFfDVw_OT5z9STkQP-HzAkplqLmO_VbKdQ5K5KC8fKplg3z2_iRuXHdJlr3-h-CVKoVxdM0GLlJKVHo4oEarLo');

sender.send(message, registrationIds, function (err, result) {
  if(err) console.error('erro');
  else    console.log(result);
});