The minimal application to receive messages from a FCM server

All you have to do is :

• Open the project on AndroidStudio
• Go in Tools/FireBase/Connect your app to Firebase
• Follow the instructions

• By default the application subscribes to the topic general (send message to /topics/general with your FCM server)
• His token is log in Android Monitor/logs if you want to send just a message to this application
• Display a notification with the title and the body defined using the Firebase's Notification