server = server address
443 = port
-1 = original use was second parameter is web port third is SSL port and then ssl flag decides what to use. but if the third parameter is <0 second is used no matter what
true = use SSL flag (will use SSL if true)
"POST" = request method
getstring = request parameters to be included into the request line (after server address)

"text/xml" = Content -Type
"" = Used for SOAP method
false = not certain I think its mostly unused now but should be set to false

req = data that will be sent as the payload in the request (usually a json or XML)
reply = data that comes back as the payload in response (usually a json or XML)
30 = timeout in seconds