Is there a way to verify if an pushmessage really has been received by an device?
Our FCM solution works and gets "ok" returned from the google service. But that doesn't mean it's delivered to the device itself.
Is there an solution to verify this (on the server-side)?
Our FCM solution works and gets "ok" returned from the google service. But that doesn't mean it's delivered to the device itself.
Is there an solution to verify this (on the server-side)?