public function getMappingByNameAndBranch($name, $branch_id) {
    $ids = $this->queryFactory
      ->get('mapping')
      ->condition('type', self::TYPE)
      ->condition('name', $name)
      ->condition('field_branch_ct_reference', $branch_id)
      ->execute();

    if (!$ids) {
      return NULL;
    }

    $ids = reset($ids);
    return $this->storageMapping->load($ids);
  }