final StringBuilder buf = new StringBuilder();
                    buf.append('{');
                    appendJson("id", entity.getId(), buf).append(',');
                    appendJson("created-at", entity.getCreatedAt(), buf).append(',');
                    appendJson("updated-at", entity.getUpdatedAt(), buf);
                    buf.append('}');
                    buf.append('\n');
                    try {

                    final UserInfo oldUserInfo = userInfoMap.get(code);
                    if (oldUserInfo != null) {
                        userInfo.setCreatedAt(oldUserInfo.getCreatedAt());
                    }
                    userInfoMap.put(code, userInfo);
                });
                searchLogList.add(searchLog);
            }
        });