Under “Account” menu, there is “Postback” sub-menu that will open Global Postback page
In the postback url field, you can enter the url that you would like to test.
There are several available tokens that you can add into your postback url.
There are several available tokens that you can add into your postback url and they are listed under the postback url field.
Once you have done adding the postback url, click on “Test” button at the bottom of the section to send the postback url to the desired site. Once the request has been sent, you can you check it.