Remote Notifications with Firebase Cloud Messaging - Xamarin | Microsoft Learn
How to send push notifications through an Android app using firebase? | by Swapnil Bhojwani | Medium
android - Firebase FCM force onTokenRefresh() to be called - Stack Overflow
Can Firebase console push notification if apps is closed? (User swipe away with the long click menu) · Issue #41 · firebase/quickstart-android · GitHub
Firebase Cloud Messaging
onTokenRefresh` callback gives token as object not string · Issue #2889 · invertase/react-native-firebase · GitHub