public function unserializeEntry($Entry)
    {
        if (!$Entry || !is_string($Entry) || !preg_match('~^a\:\d+\:\{.*\}$~', $Entry)) {
            return $Entry;
        }
        $Arr = unserialize($Entry);
        if (is_array($Arr)) {
            $this->clearExpired($Arr);
            return $Arr;
        }
        return $Entry;
    }