Segment DEBUG and RELEASE Android Build Data with Crashlytics

AndroidManifest.xml

<manifest ... >

 ...

  <application ... >
    
    ... 
    
    <meta-data 
      android:name="io.fabric.ApiKey"
      android:value="${fabricApiKey}" />
    
    ...
    
  </application>
</manifest>

build.gradle

android {
  
  ...
  
  buildTypes {
    release {
       ...
       manifestPlaceholders = [fabricApiKey: "$productionKey"]
       ...
    }

    debug {
        ...
        manifestPlaceholders = [fabricApiKey: "$snapshotKey"]
        ...
    }
  }
}

You can see here how to create a new organization in your Fabric account.

https://h4ckish.com/2015/12/16/how-to-segment-your-debug-and-release-build-data-with-crashlytics/