HTTP/1.1 200 OK Server: webber/a.b.c Date: Sat, 28 Mar 2020 22:10:57 GMT Content-Type: application/octet-stream Content-Length: 0 Last-Modified: Tue, 03 May 2016 03:26:26 GMT Connection: keep-alive ETag: "57281a62-0" X-Frame-Options: SAMEORIGIN Accept-Ranges: bytes