{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Advanced Commodity Spread Trading","author_name":"Harold Goldberg","thumbnail_url":"https://www.ebooknetworking.net/books/093/023/big0930233077.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0930233077.html\">Advanced Commodity Spread Trading</a>","width":400,"height":300}