Content-Type: multipart/form-data; boundary=---------------------------3229496401554762191931023752
Content-Length: 286

-----------------------------3229496401554762191931023752
Content-Disposition: form-data; name="föö"

test
-----------------------------3229496401554762191931023752
Content-Disposition: form-data; name="bär"

test
-----------------------------3229496401554762191931023752--