HTTP/1.1 200 OKServer: nginx/1.12.0Date: Mon, 24 Apr 2017 07:53:36 GMTContent-Type: text/html; charset=UTF-8Connection: keep-aliveLast-Modified: Mon, 24 Apr 2017 07:32:15 GMTCache-Control: max-age=3, must-revalidateExpires: Mon, 24 Apr 2017 07:53:39 GMTVary: Accept-Encoding,CookieContent-Encoding: gzip