public function read($name = null)
    {
        $name = $name ? $name : $this->name;
        try {
            $params = array('format' => 'xml');
            $request = new RESTRequest('GET', 'config/query/' . $name, $params);
            $response = $this->client->send($request);
            return $response->getBody();
        } catch(Exception $e) {
            echo $e->getMessage() . ' in ' . $e->getFile() . ' on line ' . $e->getLine() . PHP_EOL;
        }
    }