How to Rate subscription usage on bill lines created from Sales order through CPQ-OM integration

Summary:

Rate Usage button is not available at subscription bill lines level for the Usage subscription created from Order management Sales order using the CPQ-OM integration to create Sales orders.

These sales order with usage subscription lines are reprocessed to create subscriptions.

In this case how can user enter the usages and generate billing?

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):