public function update( $options = array()) {
        $payload = array(
            'template_id' => $this->templateId,
            'values' => $options
        );
        $apiCall = 'templates/update';
        $data = $this->requestMonkey($apiCall, $payload);
        $data = json_decode($data,true);
        if (isset($data['error']))
            throw new MailchimpAPIException($data);
        else
            return true;
    }