BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250927T184242
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a3c2522b5760
DTSTAMP:20260624T184242Z
SUMMARY:fumi
DTSTART:20260821T210000Z
DTEND:20260821T210000Z
END:VEVENT
END:VCALENDAR