Usar o APKPure APP
Obter o APK da versão antiga de Send Push Notification para Android
Enviar notificação push para seu aplicativo
Send push notification to your App to topics.
prerequisites:
1. Get server key from cloud messaging tab
2. You should know topic name subscribed by your app user.
This app is only for developers.
note: notification log stored locally if you uninstall app log will be cleared. you cannot restore it later.