This is the definition of a MultiCast Channel List.
last_updated_by: ID of the user who last updated the object.
last_updated_date: Time stamp when this object was last updated.
mcast_type: Type of multicast list.
embedded_metadata: Metadata objects associated with this entity. This will contain a list of Metadata objects if the API request is made using the special flag to enable the embedded Metadata feature. Only a maximum of Metadata objects is returned based on the value set in the system configuration.
entity_scope: Specify if scope of entity is Data center or Enterprise level
creation_date: Time stamp when this object was created.
owner: Identifies the user that has created this object.
external_id: External object ID. Used for integration with third party systems