{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Metafont Book","author_name":"Donald E. Knuth","thumbnail_url":"https://www.ebooknetworking.net/books/020/113/big0201134446.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0201134446.html\">The Metafont Book</a>","width":400,"height":300}