BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20251217T061214
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6aa63ebe7bc52
DTSTAMP:20260913T061214Z
SUMMARY:Ill-Young Kim
DTSTART:20271119T190000Z
DTEND:20271119T190000Z
END:VEVENT
END:VCALENDAR