Lấy chi tiết đối tượng trong WCF use Ksoap2

em muốn lấy phone của một đối tượng trong WCF thì làm sao vậy a ?
đây code java của em a

protected String doInBackground(String... params)
        {
//Initialize soap request + add parameters
            SoapObject request = new SoapObject(NAMESPACE, METHOD_NAME);

            //Use this to add parameters
            request.addProperty("USERNAME","thangvtq");
            request.addProperty("USERID","");
            //Declare the version of the SOAP request
            SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(SoapEnvelope.VER11);
            envelope.dotNet = true;
            envelope.setOutputSoapObject(request);

            //Needed to make the internet call
            HttpTransportSE androidHttpTransport = new HttpTransportSE(URL);
            try {
                //this is the actual part that will call the webservice
                androidHttpTransport.call(SOAP_ACTION, envelope);

                // Get the SoapResult from the envelope body.
                SoapObject result = (SoapObject)envelope.getResponse();
                //SoapPrimitive rs = (SoapPrimitive) result.getProperty("USERNAME");
                //String kq = rs.toString();
                //Toast.makeText(this,result.toString(),Toast.LENGTH_LONG).show();
                //Log.INFO("Ket qua tra ve: " + result.toString());

                return result.toString();

            } catch (Exception e) {
                e.printStackTrace();
                return "";
            }
        }
        @Override
        protected void onPostExecute(String result)
        {
            TextView t= (TextView) findViewById(R.id.text);
            t.setText(result);
           // Toast.makeText(MainActivity.this,result,Toast.LENGTH_LONG).show();

        }
    }