| Name | Type | Description | Notes |
|---|---|---|---|
| ruleTitle | String | The title of the rule that triggered the tier upgrade. | |
| programId | Number | The ID of the loyalty program where these points were added. | |
| subLedgerId | String | The ID of the subledger within the loyalty program where these points were added. | |
| previousTierName | String | The name of the tier from which the user was upgraded. | [optional] |
| newTierName | String | The name of the tier to which the user has been upgraded. | |
| expiryDate | Date | The expiration date of the new tier. | [optional] |