public function updateData($path, $body = "", array $opts = array())
    {
        $headers = array('Content-Type' => 'application/json');
        return empty($params)
            ? $this->_processResponse($this->http->put($this->_getApiPath($opts) . $path, $headers))
            : $this->_processResponse(
                $this->http->put(
                    $this->_getApiPath($opts) . $path,
                    $headers,
                    $body
                )
            );
    }