Cloud project number to pass to the Play Integrity API on Android.
Unique base64url-encoded nonce for the classic Play Integrity verification (https://developer.android.com/google/play/integrity/classic) for Android, or a unique string to compare with verify_nonce field from a push notification for iOS.
Unique identifier for the verification process.
A request can't be completed unless application verification is performed; for official mobile applications only. The method setApplicationVerificationToken must be called once the verification is completed or failed. Subtype of Update.