return authorizationv1beta1.SubjectAccessReviewSpec{
		ResourceAttributes:    v1ResourceAttributesToV1beta1ResourceAttributes(in.ResourceAttributes),
		NonResourceAttributes: v1NonResourceAttributesToV1beta1NonResourceAttributes(in.NonResourceAttributes),
		User:                  in.User,
		Groups:                in.Groups,
		Extra:                 v1ExtraToV1beta1Extra(in.Extra),
		UID:                   in.UID,
	}
}