code: public SIBUuid8 getSystemMessageSourceUuid() {
          byte[] b = (byte[]) jmo.getField(JsHdrAccess.SYSTEMMESSAGESOURCEUUID);
          if (b != null)
              return new SIBUuid8(b);
          return null;
      }
docs: /*
  Get the value of the SystemMessageSourceUuid field in the message header.
  
  Javadoc description supplied by JsMessage interface.