I have an app that is going to push a unique user ID to my Wix Buy page. I am struggling to get my Wix page set up to allow this Unique User ID. An example of the URL will be something like:
I just need it so every time a user clicks the link and goes to the Buy page on Wix it will show the unique ID. Then I have code that will pull the Unique ID and fill the form field automatically.