TinyDB and list

Hello. I´ve stored in a TinyDB a lis of objects with it´s properties. Each tag is the object name, and te data stored is a list with it´s properties. I have a Listview showing the list of objects (Obteintags). I don´t know how to show in another listview the list of properties of the selected item.
Thank you

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I´ll try to explain: I have two listview, one to show the list of objects (TinyDB tag list) named VisLIst_Objetos_Guardados, and another one to show the properties list of the selected object (The value stored in each tag). This ar some of the block I´m using: