Login to your TWINT Dashboard here.
On the left side, please click on Stores (1st) and scroll down to Online shop (2nd). You will then see the Edit button (3rd) next to your store.
Copy your UUID which has been displayed.
Learn how to locate your TWINT UUID with this guide, detailing the steps to find it within the TWINT portal.
Login to your TWINT Dashboard here.
On the left side, please click on Stores (1st) and scroll down to Online shop (2nd). You will then see the Edit button (3rd) next to your store.
Copy your UUID which has been displayed.