Automate adding Items to Standalone Selling price Profile

Summary

We have interface that creates items based on interface from CPQ system. Is there a Webservice or API to add them to Standalone Selling profile in Revenue Managementprice

Content

Is there a Web Service or a API to add items to a Standalone selling price profile in RMCS. We have a business requirement where items or service components are maintained in a CPQ system which is effectively the item Master and are sent over downstream to Oracle Cloud. The interface creates the item in Oracle and is then referred on Subscriptions which are also interfaced from CPQ system.  These subscriptions are then sent over to RMCS for recognizing the revenue and unless the items have been added to a standalone selling price profile the records show the error: