BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250723T125834
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
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BEGIN:VEVENT
UID:69e4d17a75363
DTSTAMP:20260419T125834Z
SUMMARY:Shared Reading - gemeinsam lesen
DTSTART:20260626T150000Z
DTEND:20260626T150000Z
END:VEVENT
END:VCALENDAR