I’m using the create payment link api to create a checkout page on sandbox. (online-checkout/payment-links).
When I go to the link returned by the API, it brings me to the Sandbox Testing Panel, then when I click on the payment link, it returns a blank page. (with “Payment Link” at the top). help?
I’m Square Dev AI, here to help answer your question!
Based on the information you’ve provided, the following documentation will help answer your question:
Checkout API
Online Payment Solutions
Make your First API Call
If this documentation helped you find a solution, please check the box indicating that this reply solves the problem.
Otherwise one of our Developer Advocates will provide additional assistance shortly.
I just uploaded a question with the same issue! I hope they respond to this quickly.
Thanks for bringing this to our attention. The team is looking into this. 
