requestLastDeviceRecoveryKeyReset

Requests a delayed reset of the user's recovery key (docs/recovery-key-reset.md): PUT /v1/devices/{user}/{device}/last-device-recovery/key/reset for address, signed with its registered device authentication key. Returns the pending reset: the new one, or the one already pending (unchanged). Throws SecureMessageTransportException.RecoveryKeyResetRejected or SecureMessageTransportException.AuthenticationFailed.