react-native-background-task/android/src/main/AndroidManifest.xml

Periodic background tasks for React Native apps, cross-platform (iOS and Android), which run even when the app is closed.

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
          package="com.jamesisaac.rnbackgroundtask">
    <application>
        <service android:name=".HeadlessTaskService"
                 android:enabled="true" />
    </application>
</manifest>