POST / HTTP/1.1
Host: localhost:5000
User-Agent: curl/7.65.0
Accept: */*
Content-Length: 322
Content-Type: multipart/form-data; boundary=------------------------84f03d39abacb4c6

--------------------------84f03d39abacb4c6
Content-Disposition: form-data; name="somekey"

somevalue
--------------------------84f03d39abacb4c6
Content-Disposition: form-data; name="upload"; filename="somefile"
Content-Type: application/octet-stream

somefilecontent
--------------------------84f03d39abacb4c6--
HTTP/1.0 200 OK
Date: Fri, 14 Jun 2019 07:22:11 GMT
Server: HTTP::Server::PSGI
Content-Length: 0