{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Mathematical Theory of Relativity","author_name":"Arthur Stanley Eddington","thumbnail_url":"https://www.ebooknetworking.net/books/111/679/big1116795108.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1116795108.html\">The Mathematical Theory of Relativity</a>","width":400,"height":300}