FIELD instance_attribute_obj LIKE gsc_instance_attribute.instance_attribute_obj VALIDATE ~
  FIELD attribute_code LIKE gsc_instance_attribute.attribute_code VALIDATE ~
  FIELD attribute_description LIKE gsc_instance_attribute.attribute_description VALIDATE  FORMAT "X(50)"~
  FIELD disabled LIKE gsc_instance_attribute.disabled VALIDATE ~
  FIELD system_owned LIKE gsc_instance_attribute.system_owned VALIDATE ~
  FIELD attribute_type LIKE gsc_instance_attribute.attribute_type VALIDATE