How to pass model and id using ajax call

Question

How to get the data using ajax call containing model and rowFeeId together in controller.when i am using this function i am getting the model but the rowFeeId is null.

 

 

Ajaxcall

 

function DeleteFee(_this) {

var par = $(_this).closest('tr');

var rowFeeId = par.find('.RowFeeId').val();
$.ajax({
url: '@Url.Action("DeleteInvoiceFee", "Invoice")',
dataType: "Html",
type: "POST",
traditional: true,
data:{ 'RowFeeId': rowFeeId, 'model': $('#FormSubmitInvoice').serialize() },
success: function (result) {
// alert(result);
$('#addFeedetailsSection').html(result);
},
error: function (xhr) {
alert('error');
}
//dataType :
})

}

 

controller 

 

public ActionResult DeleteInvoiceFee(InvoiceViewModel model,string RowFeeId)
{
................
}