* @param json the config document in JSON
   * @return the configuration object
   */
  protected Object parseJSON(String json) {
    s_logger.debug("converting JSON to java: " + json);
    FudgeMsgJSONReader fudgeJSONReader = new FudgeMsgJSONReader(getFudgeContext(), new StringReader(json));
    
    FudgeMsg fudgeMsg = fudgeJSONReader.readMessage();
    s_logger.debug("converted FudgeMsg: " + fudgeMsg);
    
    return new FudgeDeserializer(getFudgeContext()).fudgeMsgToObject(fudgeMsg);
    
  }