  @Test
  public void shouldSerdeWithEvent2() {

    SnapshotTriggeringEvents ste = new SnapshotTriggeringEvents();
    ste.add(a_1_99);
    ste.add(a_2_99);
    String json = JSonMapper.toJson(ste);
    System.out.println("Json=" + json);
    SnapshotTriggeringEvents ste2 = JSonMapper.fromJson(json, SnapshotTriggeringEvents.class);
    System.out.println("ste2=" + ste2);
  }