asGroupIdentifier
Casts this GroupPolicyGrantPrincipal as a GroupIdentifier and retrieves its kotlin.String value. Throws an exception if the GroupPolicyGrantPrincipal is not a GroupIdentifier.
Casts this GroupPolicyGrantPrincipal as a GroupIdentifier and retrieves its kotlin.String value. Throws an exception if the GroupPolicyGrantPrincipal is not a GroupIdentifier.