function _getCachedIPN()
    {
        $om = $this->objectManager;

        if (!($cache = $om->getRepository($this->clsIpnLog)
                ->findOneBy(array('listenerName' => 'IPN', 'transactionType' => 'cache')))) {
            return FALSE;
        } else {
            return unserialize($cache->getDetail());
        }
    }