https://developers.sap.com/mission.cap-s4hana-cloud-extension.html

1. Set Up a Basic Mock S/4HANA Service
2. Install an OData V2 Adapter
3. Create a Basic CAP-Based Service
4. Enhance CAP-Based Service to Refer to Remote Addresses Step 5: Not needed any more, entity extensions are loaded automatically in service definition when running the service Step 6: The change in step 5 is needed to avoid errors when refering to the extended fields
5. Add Service Logic to Consume Remote Address Data Start the mock BP service for running this
6. Create a Frontend with SAP Fiori Elements and Annotations Unlike stated here the preview will not comeup with empty rows initially addressID is aded to the list, as without it navigation to Address is not possible with the current implementation.