def METHOD_NAME(
    self, context: AuthedServiceContext, uid: UID
) -> Union[Notification, SyftError]:
    result = self.stash.update_notification_status(
        context.credentials, uid=uid, status=NotificationStatus.READ
    )
    if result.is_err():
        return SyftError(message=str(result.err()))
    return result.ok()