public function addUserReports($user_reported_id, $reason)
    {

        if (!is_numeric($user_reported_id) || 0 >= $user_reported_id) {
            throw new InvalidArgumentException(
                "Api::addUserReports user_reported_id field should be positive integer", 404);
        }
        if (!is_string($reason) || 0 >= strlen($reason)) {
            throw new InvalidArgumentException(
                "APi::addUserReports reason must be a non-empty string", 404);
        }

        $command = $this->client->getCommand(
            'AddUserReports',array('id' => $user_reported_id,'report' => array('reason' => $reason)));

        return $this->executeCommand($command);
    }