{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Leonardo and the divine proportion","author_name":"Rocco Sinisgalli","thumbnail_url":"https://www.ebooknetworking.net/books/888/915/big8889159251.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-8889159251.html\">Leonardo and the divine proportion</a>","width":400,"height":300}