\Magento\ConfigurableProduct\Api\Data\ConfigurableItemOptionValueInterface is implemented by \Magento\ConfigurableProduct\Model\Quote\Item\ConfigurableItemOptionValue

[dmitry_fedyuk (Dmitrii Fediuk)]

magento/magento2/blob/958164/app/code/Magento/ConfigurableProduct/Api/Data/ConfigurableItemOptionValueInterface.php#L12-L12

magento/magento2/blob/958164/app/code/Magento/ConfigurableProduct/etc/di.xml#L14-L14

magento/magento2/blob/958164/app/code/Magento/ConfigurableProduct/Model/Quote/Item/ConfigurableItemOptionValue.php#L14-L14