A coupon used in a promotion.
| Property Name | Type | Description | Available Version |
|---|---|---|---|
| couponCode | String | Coupon code. | 57.0 |
| couponError​Code | String | Error code returned if the coupon is invalid. | 57.0 |
| id | String | ID of the coupon. | 57.0 |
| isValidCoupon | Boolean | Indicates whether the coupon is valid (true) or invalid (false). | 57.0 |