public function getPaginationList($params)
    {
        $qb = $this->getPaginationQueryBuilder($params);
        $cursor = $qb->hydrate(false)
                     ->select('_id')
                     ->getQuery()
                     ->execute();
        
        $list = new PaginationList(array_keys(ArrayUtils::iteratorToArray($cursor)));
        return $list;
    }