This endpoint associates a provided coupon code with an existing card order by its orderId. Use the GPDOCS coupon code to get the card for free.
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
The unique identifier of the card order to which the coupon will be attached.
The coupon code to be applied to the order.
"DISCOUNT2023"
Coupon successfully attached to the card order.
The coupon code that was applied to the order.
"DISCOUNT2023"