Как отфильтровать тикеты по полю unpublished?

{'!pdoPage' | snippet : [
            'element' => 'getTickets',
          	'tpl' => 'user-art-one-secondpage',
          	'parents' => $_modx->resource.id,
          	'includeTVs' => 'image,rating,promo_article',
          	'processTVs' => 1,
          	'limit' => 10,
          	'showHidden' => 0,
          	'showUnpublished' => 1,
            'ajaxMode' => 'default',
            'user' => $userid,
            'where' => [
              'unpublished' => 1
            ]
          ]}