BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20251228T020926
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6ab48656866fa
DTSTAMP:20260924T020926Z
SUMMARY:Bücherspaß
DTSTART:20261218T090000Z
DTEND:20261218T090000Z
END:VEVENT
END:VCALENDAR