util.getDateTimeString('20220130T123456.789', '%YYYY-%MM-%DD %HH:%mm:%SS.%sss'); -> '2022-01-30 12:34:56.789' util.getDateTimeString(1643513696789, '%YYYY-%MM-%DD %HH:%mm:%SS.%sss', '+0900'); -> '2022-01-30 12:34:56.789'