basic information for the newly created device accounts, including their description and type;
notes for the updated existing device accounts;
enabled/disables services.
Empty value in the field means (depending on the value of Finished field):
if Finished value is No, an empty Result value shows, that the scan of the corresponding device were not started (due to discovery process interruption, e.g. because of Maximum Total Discovery Time limit exceeded);
if Finished value is Yes, an empty Result value shows, that nothing changed for the device (caused by either no alive service was detected, or discovery result was ignored as not selected to be applied).