get
https://{region}-api.dotdigital.com/v2/address-books//contacts/with-preference//opt-ins-since/
This operation retrieves a list of the top 1000 contacts from a specific address book who have had their specified preference opt-in status modified since a given date.
Preference categoriesResults are returned only for preferences, not preference categories.
If you specify the id of a preference category in the path parameter, an empty array will always be returned.