Dear Sai..
you have to give the path in getProperty with index !!
dataObject = {};
dataObject.data = []; for(var n = 1; n <= 100; n++) { dataObject.data.push( { lastName:"LastName"+ n, name:"Name" + n, src:"images/persons/male.jpg", country: "DE", href: "http://www.sap.com" } ); }
var model = new sap.ui.model.json.JSONModel(dataObject);
sap.ui.getCore().setModel(model, 'namen');
var name = model.getProperty("/data/4/lastName");
//result is LastName4