@Test
public void testLogAttribute() {

  LogAttribute<LogAttribute<String>> test = LogAttribute.of("text", LogAttribute.of("nested", "nextsed val"));
  StringBuilder json = new StringBuilder();
  test.writeJsonTo(json);
  LOG.debug("Json", json);
  LogAttribute<Object> fromJson = LogAttribute.fromJson(json);
  Assert.assertEquals(json.toString(), fromJson.toString());
}