how to Change value of dataitems in Save Changes event of grid

[Muthu]

how to accomplish this coding using kendo ui
 function Grid_onSubmitChanges(e) {
        e.values.uid = '@Model.uid';
        var insertedrows = e.inserted;
        var updatedrows = e.updated;
}

[Muthu]

how to get inserted or updated rows in Savechanges event?