This should be as simple as adding and exposing IPerson.getArchiveSubscriptions(include_tokens=False) which calls IArchiveSubscriberSet.getBySubscriber() or getBySubscriberWithActiveToken()
This should be as simple as adding and exposing IPerson. getArchiveSubsc riptions( include_ tokens= False) which calls IArchiveSubscri berSet. getBySubscriber () or getBySubscriber WithActiveToken ()