# VoucherifySdk::PromotionsTiersEnableResponseBodyCampaign ## Properties | Name | Type | Description | Notes | | ---- | ---- | ----------- | ----- | | **id** | **String** | Unique campaign ID. | [optional] | | **start_date** | **Time** | Activation timestamp defines when the campaign starts to be active in ISO 8601 format. Campaign is *inactive before* this date. | [optional] | | **expiration_date** | **Time** | Expiration timestamp defines when the campaign expires in ISO 8601 format. Campaign is *inactive after* this date. | [optional] | | **validity_timeframe** | [**ValidityTimeframe**](ValidityTimeframe.md) | | [optional] | | **validity_day_of_week** | **Array<Integer>** | Integer array corresponding to the particular days of the week in which the voucher is valid. - `0` Sunday - `1` Monday - `2` Tuesday - `3` Wednesday - `4` Thursday - `5` Friday - `6` Saturday | [optional] | | **validity_hours** | [**ValidityHours**](ValidityHours.md) | | [optional] | | **active** | **Boolean** | A flag indicating whether the campaign is active or not active. A campaign can be disabled even though it's within the active period defined by the `start_date` and `expiration_date` using the <!-- [Disable Campaign](OpenAPI.json/paths/~1campaigns~1{campaignId}~1disable) -->[Disable Campaign](ref:disable-campaign) endpoint. - `true` indicates an *active* campaign - `false` indicates an *inactive* campaign | [optional] | | **category_id** | **String** | Unique category ID that this campaign belongs to. | [optional] | | **object** | **String** | The type of the object represented by the campaign object. This object stores information about the campaign. | [optional][default to 'campaign'] |