Here is an example of using Curl in a batch script. You will need to remove the ECHO from the last line in order for the batch file to actually run the command. As it stands, it will just print the command to the screen.

@echo off

SET KEY=YOUR_API_KEY_HERE

SET FIREWALL_IP=FIREWALL_IP_HERE

SET TYPE=user-id

SET VSYS=vsys1

SET ACTION=set

SET CMD=%%3Cuid-message%%3E%%3Cversion%%3E1.0%%3C/version%%3E%%3Ctype%%3Eupdate%%3C/type%%3E%%3Cpayload%%3E%%3Clogin%%3E%%3Centry%%20name=%%22username-here%%22%%20ip=%%22192.168.1.1%%22%%20timeout=%%220%%22/%%3E%%3C/login%%3E%%3C/payload%%3E%%3C/uid-message%%3E

SET URL=https://%FIREWALL_IP%//api/?type=%TYPE%^&vsys^=%VSYS%^&key^=%KEY%^&action=%ACTION%^&cmd=%CMD%"

SET CURL_COMMAND=curl --insecure -g -X GET "%URL%

ECHO %CURL_COMMAND%