valueMap.put("time", DateTimeFormatter.ISO_INSTANT.format(ZonedDateTime.now()));
        if (useEcsFormat) {
            printByEcs(valueMap);
        } else {
            printByLtsv(valueMap);
        }
    }

    protected void printByLtsv(final Map<String, String> valueMap) {
        printLog(valueMap.entrySet().stream().map(e -> e.getKey() + ":" + e.getValue()).collect(Collectors.joining("\t")));
    }

        super.setUp();
        activityHelper = new ActivityHelper() {
            @Override
            protected void printByLtsv(final Map<String, String> valueMap) {
                valueMap.remove("time");
                valueMap.remove("ip");
                super.printByLtsv(valueMap);
            }

            @Override
            protected void printByEcs(final Map<String, String> valueMap) {