BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20260119T135719
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6ad22d3fc31c8
DTSTAMP:20261016T135719Z
SUMMARY:Parsifal
DTSTART:20270329T150000Z
DTEND:20270329T150000Z
END:VEVENT
END:VCALENDAR