I'm trying to add a new test user in the Apple Store Sandbox, but I'm encountering an issue. The Apple Store Sandbox page automatically removes the form after a while.
Please see the attached file for reference: https://www.loom.com/share/55a5c84e426d4e9787cd12302f309b24?sid=45d9c542-a2d0-4486-9c02-97e0bcdb7213