{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Attack of the 50 Foot Blockchain: Bitcoin, Blockchain, Ethereum & Smart Contracts","author_name":"Gerard, David","thumbnail_url":"https://www.ebooknetworking.net/books/197/400/big1974000060.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1974000060.html\">Attack of the 50 Foot Blockchain: Bitcoin, Blockchain, Ethereum &amp; Smart Contracts</a>","width":400,"height":300}