MC-43163: [Cloud] [Premier Support] Cannot update only extension attributes via REST (POST: /rest/V1/orders)

Author: thiaramus

app/code/Magento/Sales/Model/ResourceModel/EntityAbstract.php

@@ -29,8 +29,6 @@ abstract class EntityAbstract extends AbstractDb
     protected $_eventPrefix = 'sales_order_resource';
 
     /**
-     * Event object
-     *
      * @var string
      */
     protected $_eventObject = 'resource';