Returns the list of IAM Identity Center identity store attributes that have been configured to work with attributes-based access control (ABAC) for the specified IAM Identity Center instance. This will not return attributes configured and sent by an external identity provider. For more information about ABAC, see <a href="/singlesignon/latest/userguide/abac.html">Attribute-Based Access Control</a> in the <i>IAM Identity Center User Guide</i>.