"\"clientId\":\"" + clientId + "\"," +
"\"data\":\"" + data + "\"" +
"}]");
// In some cross domain configuration (for example IE9 using XDomainRequest),
// the Content-Type header is not sent, and we must behave well even if it's missing
publish.onResponseBegin(new Response.BeginListener()
{
@Override
public void onBegin(Response response)
{
publish.header(HttpHeader.CONTENT_TYPE, null);