BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250820T151407
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a09db3f94875
DTSTAMP:20260517T151407Z
SUMMARY:Shared Reading - gemeinsam lesen
DTSTART:20260529T150000Z
DTEND:20260529T150000Z
END:VEVENT
END:VCALENDAR