# VoucherifySdk::RedeemableHolder ## Properties | Name | Type | Description | Notes | | ---- | ---- | ----------- | ----- | | **id** | **String** | Unique identifier of the redeemable holder. | [optional] | | **created_at** | **Time** | Timestamp representing the date and time when the redeemable was assigned. The value is shown in the ISO 8601 format. | [optional] | | **redeemable_id** | **String** | Identifier of the redeemable item. | [optional] | | **redeemable_object** | **String** | Type of the redeemable. | [optional] | | **customer_id** | **String** | Unique identifier of the customer. | [optional] | | **holder_role** | **String** | Role of the holder. | [optional] | | **campaign_id** | **String** | Unique identifier of the campaign as assigned by Voucherify. | [optional] | | **campaign_type** | **String** | Defines the type of the campaign. | [optional][default to 'REFERRAL_PROGRAM'] | | **voucher_type** | **String** | Defines the type of the voucher. | [optional] | | **metadata** | **Object** | A set of custom key/value pairs that you can attach to a redeemable holder. The metadata object stores all custom attributes assigned to the `redeemable_holder` object. | [optional] | | **object** | **String** | The type of the object represented by JSON. | [optional][default to 'redeemable_holder'] |