/**
  * Update attribute data
  *
  * @param OptionInterface $attribute
  * @param array $item
  * @return void
  */
 private function updateAttributeData(OptionInterface $attribute, array $item)
 {
     $values = [];
     foreach ($item['values'] as $value) {
         $option = $this->optionValueFactory->create();
         $option->setValueIndex($value['value_index']);
         $values[] = $option;
     }
     $attribute->setData(array_replace_recursive((array) $attribute->getData(), $item));
     $attribute->setValues($values);
 }