https://www.apkmirror.com/apk/nvidia/shield-tv-alexa-skill-android-tv/shield-tv-alexa-skill-android-tv-1-0-2020121401-release/shield-tv-alexa-skill-android-tv-1-0-2020121401-android-apk-download/
Just downloaded the SHIELD Control Services (Android TV) 1.0.2020121401 APK from @APKMirror