Updates subscriber attributes in the selected subscriber set. Gets the subscriber's MSISDN from a session variable, and updates as many as 20 attributes.
Subscriber updated successfully.
In this example, the Update Subscriber state updates attributes for subscribers in the testList subscriber set.
One possible use for the Update Subscriber state is a voting application, in which a voter is added to the Voting Results list, and subsequently, the Update Subscriber state can insert information in other fields.