{"type":"rich","version":"1.0","title":"80 lat Biblioteki Politechniki \u0141\u00f3dzkiej","provider_name":"Heyzine","provider_url":"https:\/\/heyzine.com","html":"<iframe allowfullscreen=\"allowfullscreen\" allow=\"clipboard-write\" scrolling=\"no\" class=\"fp-iframe\" style=\"width: 100%; height: 600px;\" src=\"https:\/\/heyzine.com\/flip-book\/ac26679a5f.html\"><\/iframe>","width":1920,"height":2714,"thumbnail_url":"https:\/\/cdnc.heyzine.com\/files\/uploaded\/v3\/ac26679a5f71a11efc6aa4c7f4efe7b2ae36d32e.pdf-thumb.jpg","thumbnail_width":1400,"thumbnail_height":1979}