/**
* Build the GCM message
*
* @param notification $notification
* @return string
*/
public static function buildGcmMessage(notification $notification)
{
$gcmMessage = array('message' => $notification->getContent('message'), 'vibrate' => 1, 'sound' => 1);
$gcmFields = array('delay_while_idle' => true, 'registration_ids' => array($notification->getTo('deviceToken')), 'data' => $gcmMessage);
return json_encode($gcmFields);
}
