public function getAuthorizers($offset = 0, $count = 500)
    {
        $params = [
            'component_appid' => $this->app['config']['app_id'],
            'offset' => $offset,
            'count' => $count,
        ];

        return $this->httpPostJson('cgi-bin/component/api_get_authorizer_list', $params);
    }