Notification send request class for Apple Push Notification Service
property AppIdentifier as %String(MAXLEN=512);
String that is only used for GCM notifications and identifies the App that the notification is associated with. property Identifiers as list of %String(MAXLEN=512) [ Required ];
String that specifies the devices that are to get the notification. For APNS, the device is specified by a device token. For GCM, the device is specified as a registration ID. property Service as %String(DISPLAYLIST=",Apple Push Notification Service,Google Cloud Messaging",VALUELIST=",APNS,GCM") [ Required ];
Identifies whether the device is a GCM or APNS device.