private function _peek($tube, $method) {
        try {
            $job = $this->_client->useTube($tube)->{$method}();
            $peek = array(
                'id' => $job->getId(),
                'data' => $job->getData(),
                'stats' => $this->_client->statsJob($job));
        } catch (Exception $ex) {
            $peek = array();
        }
        if ($peek) {
            $peek['data'] = $this->_decodeDate($peek['data']);
        }
        return $peek;
    }