BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250718T182541
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:69de86a559f45
DTSTAMP:20260414T182541Z
SUMMARY:Bücherspaß
DTSTART:20260529T080000Z
DTEND:20260529T080000Z
END:VEVENT
END:VCALENDAR