/**
  * @param int $perPage
  * @param array $columns
  * @param string $pageName
  * @param null $page
  * @return LengthAwarePaginator|null
  */
 public function paginate($perPage = 1, $columns = ['*'], $pageName = 'page', $page = null)
 {
     return $this->postProcess(parent::paginate($perPage, $columns, $pageName, $page));
 }