*/
protected String execute(String urlString, HttpRequestMethod method, HashMap<String, String[]> queryParams, String jsonPayload) throws ClientProtocolException, IOException {
String response = "";
try {
response = httpClient.executeOAuthRequest(urlString + this.buildQueryString(queryParams), method, jsonPayload, new SimpleGeoHandler());
} catch (OAuthMessageSignerException e) {
dealWithAuthorizationException(e);
} catch (OAuthExpectationFailedException e) {
dealWithAuthorizationException(e);
} catch (OAuthCommunicationException e) {