# DePeriodMittwaldPeriodV1PeriodContractPeriodContractItem ## Properties Name | Type | Description | Notes ------------ | ------------- | ------------- | ------------- **activation_date** | Option<**String**> | | [optional] **aggregate_reference** | Option<[**models::DePeriodMittwaldPeriodV1PeriodContractPeriodAggregateReference**](de.mittwald.v1.contract.AggregateReference.md)> | | [optional] **articles** | [**Vec**](de.mittwald.v1.contract.Article.md) | | **contract_period** | **f64** | | **description** | **String** | | **free_trial_days** | Option<**f64**> | | [optional] **group_by_project_id** | Option<[**uuid::Uuid**](uuid::Uuid.md)> | | [optional] **invoice_stop** | Option<**String**> | If this attribute is set, the contract item will currently only be invoiced until this date. | [optional] **invoicing_period** | Option<**f64**> | | [optional] **is_activated** | **bool** | | **is_base_item** | **bool** | | **is_in_free_trial** | Option<**bool**> | | [optional] **is_inclusive** | Option<**bool**> | | [optional] **item_id** | [**uuid::Uuid**](uuid::Uuid.md) | | **next_possible_downgrade_date** | Option<**String**> | If this attribute is not set, termination is not allowed. | [optional] **next_possible_termination_date** | Option<**String**> | If this attribute is not set, a tariff change is not allowed. | [optional] **next_possible_upgrade_date** | Option<**String**> | If this attribute is not set, a tariff change is not allowed. | [optional] **order_date** | Option<**String**> | | [optional] **order_id** | Option<[**uuid::Uuid**](uuid::Uuid.md)> | | [optional] **replaced_by_item** | Option<[**uuid::Uuid**](uuid::Uuid.md)> | | [optional] **tariff_change** | Option<[**models::DePeriodMittwaldPeriodV1PeriodContractPeriodTariffChange**](de.mittwald.v1.contract.TariffChange.md)> | | [optional] **termination** | Option<[**models::DePeriodMittwaldPeriodV1PeriodContractPeriodTermination**](de.mittwald.v1.contract.Termination.md)> | | [optional] **total_price** | [**models::DePeriodMittwaldPeriodV1PeriodContractPeriodPrice**](de.mittwald.v1.contract.Price.md) | | [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)