Subscriber Message Object
Versions used: 1.0
Subscriber object contains SubscriberKey (we use email address), Client ID (which Account this Subscriber is attached to (note they may exist in multiple accounts)), Create Date & Time, Unsubscribe from an Account Date & Time, Status (Active/Unsubscribed etc) for Subscriber in Account. Requested by the AceConnector and provided by the ExactTargetService.
Enterprise Objects document(s):
MOA for Subscriber Object