complete
fun complete(newKey: LastDeviceRecoveryKey, reset: RecoveryKeyResetStatus.Pending, completer: DeviceAddress): RecoveryKeyResetCompletionAuthorization
The completion of reset with newKey by completer, signed by newKey. The application must have backed up newKey before it sends this. Throws IllegalArgumentException if newKey is the key being replaced or completer belongs to another user.