[Appcelerator Titanium SDK 4.1.1] First argument received by push notification event handler

android5.json

{
  "type": "callback",
  "source": {
    "pushType": "gcm",
    "invocationAPIs": [],
    "bubbleParent": true,
    "showTrayNotification": true,
    "enabled": false,
    "__propertiesDefined__": true,
    "singleCallback": false,
    "_events": {
      "callback": {}
    },
    "focusAppOnPush": false,
    "debug": false,
    "showAppOnTrayClick": true,
    "showTrayNotificationsWhenFocused": false,
    "apiName": "Ti.Module"
  },
  "payload": "{\"android\":{\"icon\":\"appicon\",\"sound\":\"default\",\"alert\":\"Olympic committee gets $10M boost\"},\"node_id\":\"80553\"}",
  "bubbles": false,
  "cancelBubble": false
}

ios8.json

{
  "code": 0,
  "data": {
    "alert": "Olympic committee gets $10M boost",
    "node_id": "80553",
    "sound": "default",
    "icon": "appicon",
    "aps": {
      "sound": "default",
      "alert": "Olympic committee gets $10M boost"
    }
  },
  "type": "remote",
  "source": {},
  "inBackground": false,
  "success": true
}