https://firebase.google.com/docs/reference/android/com/google/firebase/firestore/SnapshotMetadata?authuser=19
SnapshotMetadata | Firebase SDKs for Android
firebasesdksandroid
https://developers.google.com/android/reference/com/google/android/gms/games/snapshot/SnapshotMetadata
SnapshotMetadata | Google Play services | Google for Developers
google play servicesdevelopers
https://developer.android.com/games/services/cpp/api/class/gpg/snapshot-metadata?authuser=1
gpg::SnapshotMetadata Class Reference | API reference | Android Developers
class referencegpgapiandroiddevelopers