{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"SIP: Understanding the Session Initiation Protocol, Second Edition","author_name":"Johnston, Alan B.","thumbnail_url":"https://www.ebooknetworking.net/books/158/053/big1580536557.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1580536557.html\">SIP: Understanding the Session Initiation Protocol, Second Edition</a>","width":400,"height":300}