Retrieves the specified permission group.

Required Permissions

Below is the list of required permissions needed to interact with this API. For each permission, the allowed permission boundaries are also specified.

Permission	Boundary	Description
permission-group:read	Application	The subject can read permission groups under the application to which the subject belongs.
	Tenant	The subject can read the permission groups owned by the tenant to which the subject belongs.
	Tenant Inclusion List	The subject can read permission groups owned by tenants specified in the tenant inclusion list.
	Tenant Exclusion List	The subject can read the permission groups owned by tenants in the subject's application that are not on the tenant exclusion list.