You must update ORDER_DETAILS_URL mapping to provide the URL of your Oracle Commerce Cloud.
Follow these instructions to update the mapping:
Log on to Oracle Integration Cloud Service as an admin user.
Deactivate the OCCS-OMC Integration Order integration.
Open the OCCS-OMC Integration Order integration.
Select *process in the Source pane.
Select order.definitions.order in the Source pane.
The statement in the Mapping pane includes the string http://localhost:8080. You should replace this with your store server URL and the appropriate port number.
Click Save.
Click Close.
Activate the OCCS-OMC Integration Order integration.