| Name | Type | Description | Notes |
|---|---|---|---|
| related_object | String | The resource type. You can define custom metadata schemas, which have a custom `"related_object"` resource type, or you can use standard resource types: `"campaign"`, `"customer"`, `"earning_rule"`, `"loyalty_tier"`, `"order"`, `"order_item"`, `"product"`, `"promotion_tier"`, `"publication"`, `"redemption"`, `"reward"`, `"voucher"`. | [optional] |
| allow_defined_only | Boolean | Restricts the creation of metadata fields when set to `true`. In other words, it indicates whether or not you are allowed to create new metadata definitions; for example, in the campaign manager or publication manager. If it is set to true, then only the defined fields will be available for assigning values. | [optional][default to false] |
| properties | Hash<String, ManagementProjectsMetadataSchemaDefinition> | Contains metadata definitions. There can be many properties within this object. Only the properties sent in the request will be created. | [optional] |