docs: public static void writeCorrelationId(Message message, String correlationId) {
          Map<String, List<String>> headers = getOrCreateProtocolHeader(message);
          headers.put(CORRELATIONID_HTTP_HEADER_NAME, Collections.singletonList(correlationId));
          if (LOG.isLoggable(Level.FINE)) {
              LOG.fine("HTTP header '" + CORRELATIONID_HTTP_HEADER_NAME + "' set to: " + correlationId);
          }
      }