BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250916T145720
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a2d6fd0786ac
DTSTAMP:20260613T145720Z
SUMMARY:Nabucco
DTSTART:20270404T160000Z
DTEND:20270404T160000Z
END:VEVENT
END:VCALENDAR