HTTP/1.1 200 OKServer: nginx/1.12.0Date: Mon, 29 May 2017 08:00:05 GMTContent-Type: text/html; charset=UTF-8Content-Length: 19424Connection: keep-aliveLast-Modified: Mon, 29 May 2017 07:59:59 GMTAccept-Ranges: bytesCache-Control: max-age=3, must-revalidateExpires: Mon, 29 May 2017 08:00:08 GMTVary: Accept-Encoding,CookieContent-Encoding: gzip