public function findOrFailByUuid($uuid, $columns = ['*'])
    {
        $result = $this->findByUuid($uuid, $columns);

        if (is_array($uuid)) {
            if (count($result) == count(array_unique($uuid))) {
                return $result;
            }
        } elseif (! is_null($result)) {
            return $result;
        }

        throw new NotFoundHttpException('Resource \'' . class_basename(get_class($this->model)) . '\' with given UUID ' . $uuid . ' not found');
    }