I used it in the past like this to

[earnest plank]

The problem is the -F switch, that doesn't translate well into TS.

Unless I can find a smart way to do what curl does, to wit, emulate an html form, in TS, I'd have to manually construct the response body.

[shrewd walrus]

I'm very far away from being a good programmer.

[earnest plank]

Wouldn't be the first time I do manual HTTP at tcp level, but I try to avoid it whenever possible.

It's basically the modern equivalent of the hackers of legend who would screech at a modem over the phone to make it set the baud rate. (which most likely is an urban legend though)