BEGIN:VCALENDAR
VERSION:2.0
PRODID:icalendar-ruby
CALSCALE:GREGORIAN
BEGIN:VEVENT
DTSTAMP:20260516T221719Z
UID:81db669a-c64d-4387-924c-ab219f50b8db
DTSTART;VALUE=DATE:20251212
DTEND;VALUE=DATE:20251213
SUMMARY:Last Day of 2025
END:VEVENT
END:VCALENDAR