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

        $data = Values::of(array('UniqueName' => $uniqueName, 'FriendlyName' => $options['friendlyName'], ));

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

        return new FieldTypeInstance($this->version, $payload, $this->solution['assistantSid']);
    }