{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Before Enigma: The Room 40 Codebreakers of the First World War","author_name":"David Boyle","thumbnail_url":"https://www.ebooknetworking.net/books/152/336/big1523360259.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1523360259.html\">Before Enigma: The Room 40 Codebreakers of the First World War</a>","width":400,"height":300}