docs: @EventListener
      public void logServiceTicketGrantedEvent(final CasServiceTicketGrantedEvent e) {
          LOGGER.debug(CREATED_ST_MSG,
                  e.getServiceTicket().getCreationTime(),
                  e.getServiceTicket().getId(),
                  e.getServiceTicket().getService().getId(),
                  e.getTicketGrantingTicket().getAuthentication().getPrincipal().getId());
      }