def METHOD_NAME() -> None:
    result = AnnotationPostSchema().load(
        {
            "short_descr": "foo",
            "long_descr": "bar",
            "start_dttm": START_STR,
            "end_dttm": END_STR,
            "json_metadata": '{"abc": 123}',
        }
    )
    assert result["short_descr"] == "foo"
    assert result["long_descr"] == "bar"
    assert result["start_dttm"] == START_DTTM
    assert result["end_dttm"] == END_DTTM
    assert result["json_metadata"] == '{"abc": 123}'