title: I am trying to implement Push Notification using "node-gcm" package in Meteor.js
body: <p>When i run the server and click in "Send". In server it is showing sending "success" but i am not getting any notification in my android-device.
  Console I am getting as follows:</p>
  
  <pre><code>Sending Successfully...
  { multicast_id: 6701351013026462000,
  success: 1,
  failure: 0,
  canonical_ids: 0,
  results: [ { message_id: '0:1425279536646035%a80ac63e002efde3' } ] }
  </code></pre>
  
  <p>server/app.js:</p>
  
  <pre><code>if(Meteor.isServer){
      var gcm = Meteor.npmRequire('node-gcm');
  
      var message = new gcm.Message({
          collapseKey: 'demo',
          delayWhileIdle: true,
          timeToLive: 3
      });
  
      //create sender with My Project API Key
      var sender = new gcm.Sender('AIzaSyCTrkiGnZBXwfGIJDzwcwWBZoImd5DRw');
  
      var registrationIds = [];
  
      // As of now manually i am giving my device registrationID 
      registrationIds.push('APA91bH9JCWmstRQ93FmZw6NlitI5-4kG1DPXHwrpIy0k8zWUlK2Ono0_8ULC2vOiFRkRgkY0s1IcatXU2jes0fwvuwxjBULX9HUmClDCkbqHtp0fwSh4I9igEC0CfglbEXmjpFI_ckp275adYZB16lAbR75bk6L2xf-OmsmoDig-gNaW88');
  }
  
  Meteor.methods({
       'notify': function(title, msg) {
  
        message.addData('title',title);
        message.addData('message',msg);
  
        sender.send(message, registrationIds, 10, function (err, result) {
              if(err){
                  console.error(err);
              }
              else {
                  console.log("Sending Successfully...");
                  console.log(result);
              }
         });
      }
  });
  </code></pre>
  
  <p>client/app.js:</p>
  
  <pre><code>Template.form.events({
      'click [data-action="send-notification"], submit': function (event, template) {
      event.preventDefault();
      Meteor.call('notify', template.$('[data-field="title"]').val(), template.$('[data-field="message"]').val(), function(err, res) {
          console.log("I am from Client Event...");
          console.log(res);
          if (err) {
              console.log(err);
          } else {
              if (res.userCount) {
                  alert('Notification sent.');
              }
          }
      });
     }
  });
  </code></pre>
  
  <h1>client/app.html</h1>
  
  <pre><code>&lt;head&gt;
    &lt;title&gt;My App&lt;/title&gt;
  &lt;/head&gt;
  
  &lt;body&gt;
      {{&gt; loginButtons}}
      {{#if showForm}}
          {{&gt; form}}
      {{/if}}
  &lt;/body&gt;
  
  &lt;template name="form"&gt;
  
      &lt;form&gt;
          &lt;input type="text" data-field="title" placeholder="Title"&gt;
          &lt;input type="text" data-field="message" placeholder="Message"&gt;
          &lt;button data-action="send-notification"&gt;Send&lt;/button&gt;
      &lt;/form&gt;
  
  &lt;/template&gt;
  </code></pre>