sending


  try {
            SoapObject soapObject = new SoapObject(Configs.WEB_SERVICE_NAMESPACE, str);
            for (int i = 0; i < list.size(); i++) {
                soapObject.addProperty(list.get(i).getName(), list.get(i).getValue());
            }
            SoapSerializationEnvelope soapSerializationEnvelope = new SoapSerializationEnvelope(110);
            soapSerializationEnvelope.dotNet = true;
            soapSerializationEnvelope.setOutputSoapObject(soapObject);
            HttpTransportSE httpTransportSE = new HttpTransportSE(str2, (int) Configs.LOAD_DATA_TIMER);
            httpTransportSE.call(Configs.WEB_SERVICE_NAMESPACE + str, soapSerializationEnvelope);
            Object response = soapSerializationEnvelope.getResponse();
            if (response != null) {
                return new String(Base64.decode(new JSONObject(response.toString()).getString("Response").getBytes()));
            }
            return null;
for classes look here:
http://kobjects.org/ksoap2/doc/api/org/ksoap2/serialization/SoapSerializationEnvelope.html

public class SoapSerializationEnvelope extends SoapEnvelope {
    private static final String ANY_TYPE_LABEL = "anyType";
    private static final String ARRAY_MAPPING_NAME = "Array";
    private static final String ARRAY_TYPE_LABEL = "arrayType";
    static final Marshal DEFAULT_MARSHAL = new DM();
    private static final String HREF_LABEL = "href";
    private static final String ID_LABEL = "id";
    private static final String ITEM_LABEL = "item";
    private static final String NIL_LABEL = "nil";
    private static final String NULL_LABEL = "null";
    protected static final int QNAME_MARSHAL = 3;
    protected static final int QNAME_NAMESPACE = 0;
    protected static final int QNAME_TYPE = 1;
    private static final String ROOT_LABEL = "root";
    private static final String TYPE_LABEL = "type";
    static /* synthetic */ Class class$org$ksoap2$serialization$SoapObject;
    protected boolean addAdornments = true;
    public boolean avoidExceptionForUnknownProperty;
    protected Hashtable classToQName = new Hashtable();
    public boolean dotNet;
    Hashtable idMap = new Hashtable();
    public boolean implicitTypes;
    Vector multiRef;
    public Hashtable properties = new Hashtable();
    protected Hashtable qNameToClass = new Hashtable();
    public boolean skipNullProperties;
}