In Google Workspace admin console, we can configure SSO for applications, and assign user groups to the application.
The group assignment can be checked using the following way: https://support.google.com/a/answer/9050643?hl=en#step5&zippy=%2Csee-the-services-and-organizational-units-for-access-groups%2Cstep-check-service-access
Is there any api to retrieve this group assginment information? I don't see any in Google Workspace Admin API.