| Name | Type | Description | Notes |
|---|---|---|---|
| unique_token | string | A unique string to represent the subscription plan in the order. The unique token is used to perform multiple actions against a newly added subscription plan. For example, if you want to add and update a product in the same order, assign a unique token to the newly added subscription plan and use that token in future order actions. | [optional] |
| plan_id | string | The id of the subscription plan to be updated. It can be the latest version or any history version id. | [optional] |
| custom_fields | Dictionary<string, Object> | Set of user-defined fields associated with this object. Useful for storing additional information about the object in a structured format. | [optional] |
| subscription_items | List<SubscriptionItem> | [optional] [readonly] |