How to check entire HTTP message (ie. headers and body) that a client would send when
POSTing a set of values to a URL as described below.
Four name-value pairs:
firstname: a
lastname: b
company: a & b
id: 21364202416
Hypothetical URL for submission:
http://www.abc.com/examplehandler
The URL is protected by
Basic Authentication, so you also need to send these credentials:
Username: abc
Password: support