restricted_card
Restricted card. The card can't be used for this kind of purchase, sometimes due to region or merchant-category restrictions.
Will retrying the charge work?
No. The same card will keep failing. You need the customer to give you a new payment method.
What to do about it
Ask the customer to use a different card or contact their bank.
What to tell your customer
Your card can't be used for this payment. Use a different card.