You have the same question so please see the other thread, we updated it –
https://developer.milestonesys.com/s/question/0D53X00009NX1iVSAT/im-trying-to-collect-some-information-from-my-cameras-using-get-item-configuration-and-im-not-able-to-find-one-of-the-parameters-asked-for-plugindefinitionid