docs: public InputStream sendRequest(String requestMethod,
  			Map<String, String> parameters) throws IOException {
  		String queryString = getQueryString(parameters);
  		URL url = new URL(this.apiBaseUrl);
  		HttpURLConnection connection = (HttpURLConnection) WebResourceFetcherImpl
  				.getUrlConnection(url);
  
  		setupConnection(requestMethod, queryString, connection);
  		OutputStreamWriter writer = new OutputStreamWriter(
  				connection.getOutputStream());
  		writer.write(queryString);
  		writer.flush();
  		writer.close();
  
  		int rc = connection.getResponseCode();
  		if (rc != 200) {
  			logger.warn("Error: API request returned response code " + rc);
  		}
  
  		InputStream iStream = connection.getInputStream();
  		fillCookies(connection.getHeaderFields());
  		return iStream;
  	}