{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"HVAC Control System Design Diagrams","author_name":"John Levenhagen","thumbnail_url":"https://www.ebooknetworking.net/books/007/038/big0070381291.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0070381291.html\">HVAC Control System Design Diagrams</a>","width":400,"height":300}