@Override
    public Long getVersionNo() {
        return asDocMeta().version();
    }

    public void setVersionNo(final Long version) {
        asDocMeta().version(version);
    }

    public void addField(final String key, final Object value) {
        fields.put(key, value);
    }

    public String getLogMessage() {
        return getUrl();
    }

    @Override
    public Map<String, Object> toSource() {

    @Override
    public Long getVersionNo() {
        return asDocMeta().version();
    }

    public void setVersionNo(final Long version) {
        asDocMeta().version(version);
    }

    public void addField(final String key, final Object value) {
        fields.put(key, value);
    }

    public String getLogMessage() {
        return getUrl();
    }

    public LocalDateTime getRequestedAt() {

                @Override
                public int compare(PBXReference o1, PBXReference o2) {
                    return o1.getName().compareTo(o2.getName());
                }
            });
        }

        s.addField("children", children);
    }

    /**
     * Method by which group contents will be sorted.
     */
    public enum SortPolicy {
        /**
         * By name, in default Java sort order.
         */

    }

    public void addTag(final String tag) {
        this.tags.add(tag);
    }

    public void addRole(final String role) {
        this.roles.add(role);
    }

    public void addField(final String field) {
        this.fields.add(field);
    }

    public void addLanguage(final String lang) {
        this.languages.add(lang);
    }

    public void setDetail(final boolean detail) {

        return searchFieldLogList;
    }

    public List<Pair<String, String>> getRequestHeaderList() {
        return headerList;
    }

    public void addField(final String key, final Object value) {
        fields.put(key, value);
    }

    public String getLogMessage() {
        return getSearchWord();
    }

    @Override

                stream(baseRoles).of(stream -> stream.forEach(role -> popularWordsRequestBuilder.addRole(role)));
                stream(baseFields).of(stream -> stream.forEach(field -> popularWordsRequestBuilder.addField(field)));
                stream(baseExcludes).of(stream -> stream.forEach(exclude -> popularWordsRequestBuilder.addExcludeWord(exclude)));
                try {