I'm still confused.. this code doesn't work :
var url = "http://192.168.1.27:8000/consume_view/xsdata.xsodata/HANAVIEW?$format=json";
var jModel = new sap.ui.model.json.JSONModel(url2);
sap.ui.getCore().setModel(jModel);
var x = jModel.getProperty("/d/results/0/ID");