| Name | Type | Description | Notes |
|---|---|---|---|
| customerId | string | Unique customer ID of the customer making the purchase. | [optional] |
| campaignId | string | Unique campaign ID, assigned by Voucherify. | [optional] |
| tierId | string | Unique tier ID, assigned by Voucherify. | [optional] |
| startDate | string | Activation timestamp defines when the loyalty tier starts to be active in ISO 8601 format. Loyalty tier is inactive before this date. | [optional] |
| expirationDate | string | Expiration timestamp defines when the loyalty tier expires in ISO 8601 format. Loyalty tier is inactive after this date. | [optional] |
| createdAt | \DateTime | Timestamp representing the date and time when the loyalty tier was created. The value is shown in the ISO 8601 format. | [optional] |
| updatedAt | \DateTime | Timestamp representing the date and time when the loyalty tier was updated. The value is shown in the ISO 8601 format. | [optional] |