BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20251224T175626
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6ab01e4a1df6e
DTSTAMP:20260920T175626Z
SUMMARY:Silvestermarkt
DTSTART:20261228T100000Z
DTEND:20261228T190000Z
END:VEVENT
END:VCALENDAR