Host: test.example.com User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:88.0) Gecko/20100101 Firefox/88.0 Accept: application/js Accept-Language: en-GB,en;q=0.5 Accept-Encoding: gzip, deflate, br Referer: https://test.example.com/projects/test/files/new X-CSRF-Token: XXXX Content-Type: application/octet-stream X-Requested-With: XMLHttpRequest Content-Length: 5 Origin: https://test.example.com Connection: keep-alive Cookie: _ga=XXXXX; _redmine_session=XXXX Pragma: no-cache Cache-Control: no-cache TE: Trailers