Update an existing list property, for example, GrantsList.
You can update the existing list properties for the person entity. Fetch the grant details to update the existing list of grants that are captured as a part of the Add Person procedure.
Update the FetchPersonDetails (PegaPS-Data-Entity-Person) data transform.
Add a step similar to CommList or AddressList to set the details using the corresponding grant data page of type: List.