POST /foo/bar?id=4&x=y%20z HTTP/1.1 X-Forwarded-For: 127.0.0.1 Content-Length: 124 Cache-Control: no-cache X-Forwarded-Proto: https Content-Type: application/json; charset=utf-8 Host: example.com Accept: */*; q=0.5, application/xml Accept-Encoding: gzip {  "id": "blahblahblahblah",  "object": "event",  "api_version": "2020-03-02",  "created": 1626790174,  "data": {  } } HTTP/1.1 200 OK Server: nginx Date: Fri, 23 Jul 2021 10:15:12 GMT Content-Type: text/html; charset=utf-8 Transfer-Encoding: chunked Connection: keep-alive Vary: Accept-Encoding Cache-Control: private; max-age=0 X-Frame-Options: DENY X-Content-Type-Options: nosniff X-XSS-Protection: 1; mode=block Referrer-Policy: origin Strict-Transport-Security: max-age=31556900  <html> <head>  <meta charset="utf-8">  <title>Hello World  <body>