code: public function getSection($load = false)
      {
          $fields = $this->getFields();
          if (!$load) {
              return $fields['IBLOCK_SECTION_ID'];
          }
  
          /** @var SectionModel $sectionModel */
          $sectionModel = static::sectionModel();
          if (!$fields['IBLOCK_SECTION_ID']) {
              return false;
          }
  
          return $sectionModel::query()->getById($fields['IBLOCK_SECTION_ID'])->toArray();
      }
docs: @deprecated in favour of `->section()`
  Get element direct section as ID or array of fields.
  
  @param bool $load
  
  @return false|int|array