🔑 1. Device Token Registration Make sure the real device is successfully registering with Pusher Beams. This involves:

Calling start with instanceId.

Registering the user (for Authenticated Users).

Calling addDeviceInterest() or setDeviceInterests().

📲 2. Firebase Cloud Messaging (FCM) Setup Pusher Beams uses FCM under the hood on Android. Make sure:

You have the correct google-services.json in android/app/.

FCM is set up correctly in Firebase Console.

Firebase project has Cloud Messaging enabled.

FCM key is linked to your Pusher Beams instance (in Pusher Dashboard).

✅ Go to Pusher Beams Dashboard → Instance Settings → Android → Check that your FCM API Key is configured.