{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mathcounts State Competition Preparation Volume 4","author_name":"Yongcheng Chen, Sam Chen","thumbnail_url":"https://www.ebooknetworking.net/books/150/528/big1505283493.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1505283493.html\">Mathcounts State Competition Preparation Volume 4</a>","width":400,"height":300}