{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Optical Communication Systems","author_name":"Sapna Katiyar","thumbnail_url":"https://www.ebooknetworking.net/books/935/014/big9350143658.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-9350143658.html\">Optical Communication Systems</a>","width":400,"height":300}