Utils
Helpers for working with Magento 2 entities.
Debug an entity
Print a readable dump of an entity to inspect its current state:
echo Magento2EntityHelper::debug($existingMagentoProduct);
Clear an attribute value
Set an attribute to the special "clear" value to remove it from the product:
$magentoProduct->setAttributeValue('special_price', Magento2Entity::ATTRIBUTE_VALUE_CLEAR);