public static function getAttachment($attachmentID,$options = [])
    {
        $result     = null;
        $downloader = new Priloha($attachmentID,$options);
        if ($downloader->lastResponseCode == 200) {

            $downloader->doCurlRequest(self::getDownloadURL($downloader), 'GET');
            if ($downloader->lastResponseCode == 200) {
                $result = $downloader->lastCurlResponse;
            }
        }
        return $result;
    }