ReadonlyactionReadonlyaddressUser-defined unique identifier of the Address to be updated.
Optional ReadonlyfieldsObject containing the Custom Fields fields for the address.
Required if at least one Custom Field is defined as required in the `fieldDefinitions` of the referenced [Type](ctp:api:type:Type).
Optional ReadonlytypeDefines the Type that extends the address with Custom Fields.
If absent, any existing Type and Custom Fields are removed from the address.
Adding or updating a Custom Type on an Address of a Customer generates the CustomerAddressCustomTypeSet Message, and removing one generates the CustomerAddressCustomTypeRemoved Message.