You can try below are steps
1) Download and Installed curl.exe command utility.
2) Get the Curl command from postman or any other ways. FYI.. you can test services and generate Curl command. Also you can test in console as well.
3) use Curl command and execute in C:\Curl.exe -X GET \
'https:// test ?domain={domain}&username={uname}password={password}' \ -H 'cache-control: no-cache' \
-H 'postman-token: 25719d2f-a129-b800-b133-d5b1e178ed5c'
Please note : code is sample you need to format as needed. also make sure you checked "Exec Shell" checkbox
Learn more about curl on this link cURL - Tutorial
Hope this help !
Thanks,
Rajesh k Singh