BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250909T211143
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a248d0fcb7f4
DTSTAMP:20260606T211143Z
SUMMARY:Nabucco
DTSTART:20270101T180000Z
DTEND:20270101T180000Z
END:VEVENT
END:VCALENDAR