I am creating this ICS file and validating it here: Validator
BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//hacksw/handcal//NONSGML v1.0//EN
CALSCALE:GREGORIAN
BEGIN:VEVENT
DTSTART:20221221T202256Z
DTEND:20221221T205256Z
DESCRIPTION:test
LOCATION:v gyzy
DTSTAMP:20221221T202256Z
UID:63a36b20cc912
END:VEVENT
END:VCALENDAR
But when I double-click on it, it doesn't load as event in the calendar:
