https://developers.google.com/android/reference/com/google/android/gms/wearable/MessageClient?authuser=002
MessageClient | Google Play services | Google for Developers
google play servicesdevelopers
https://developers-dot-devsite-v2-prod.appspot.com/android/reference/com/google/android/gms/wearable/MessageClient.FilterType
MessageClient.FilterType | Google Play services | Google for Developers
google play servicesdevelopers