public function create($identity, $options = array()) {
        $options = new Values($options);

        $data = Values::of(array('Identity' => $identity, 'RoleSid' => $options['roleSid'], ));

        $payload = $this->version->create(
            'POST',
            $this->uri,
            array(),
            $data
        );

        return new InviteInstance(
            $this->version,
            $payload,
            $this->solution['serviceSid'],
            $this->solution['channelSid']
        );
    }