public function get(string $userId, string $emailId, array $options = []): ?\Google_Service_Gmail_Message
    {
        try {
            return $this->googleServices->getGoogleServiceGmailForUserId($userId)->users_messages->get($userId, $emailId, $options);
        } catch (\Google_Service_Exception $exception) {
            // message does not exist
            if (404 === $exception->getCode()) {
                return null;
            } else {
                throw $exception;
            }
        }
    }