What does an UNCONFIGURED subscription status mean?
This is likely due to the subscription lacking the proper reader role permissions.
Be sure to review and confirm that reader permissions are configured by following Step 3 of the guide below:
https://techdocs.broadcom.com/us/en/vmware-tanzu/cloudhealth/tanzu-cloudhealth/saas/tnz-cloudhealth/getting-started-with-tanzu-cloudhealth-azure-quick-start.html#configuring-an-enterprise-agreement-azure-account