| Name | Type | Description | Notes |
|---|---|---|---|
| contactId | Integer | Unique identifier of the contact. | [optional] |
| createdAt | String | Timestamp when the tier was assigned. | [optional] |
| groupId | String | Unique identifier of the group associated with the tier. | [optional] |
| loyaltyProgramId | String | Unique identifier of the loyalty program. | [optional] |
| meta | Map<String, Object> | Additional metadata related to the tier. | [optional] |
| tierId | String | Unique identifier of the tier. | [optional] |
| updatedAt | String | Timestamp when the tier was last updated | [optional] |