{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Substance and Function & Einstein's Theory of Relativity","author_name":"Ernst Cassirer","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0486200507.html\">Substance and Function &amp; Einstein&#039;s Theory of Relativity</a>","width":400,"height":300}