Method does not override or implement a method from a supertype

What version of RN and react-native-fcm are you running?
```
"react-native": "0.47.0-rc.4",
"react-native-fcm": "7.2.0",
```

What device are you using? (e.g iOS9 emulator, Android 6 device)?

> Android 6 emulator, not compiling

Advanced:
Have you tried adding break point in native handlers to see if message gets delivered?
No
can share a project with issue?
No
```
:react-native-fcm:compileReleaseJavaWithJavac - is not incremental (e.g. outputs have changed, no previous execution, etc.).
/Users/jaime/Github/ROC/RocNativeProject/node_modules/react-native-fcm/android/src/main/java/com/evollu/react/fcm/FIRMessagingPackage.java:26: error: method does not override or implement a method from a supertype
@Override
^
1 error
:react-native-fcm:compileReleaseJavaWithJavac FAILED
```

Open android/src/main/java/com/evollu/react/fcm/FIRMessagingPackage.java at line 26 and compare the overridden method with the React Native 0.47 Android API. Reproduce the reported :react-native-fcm:compileReleaseJavaWithJavac failure, then confirm that the project compiles successfully with the reported versions.

Written by the indexing model from the issue text.