BEGIN:VCALENDAR
PRODID:-//Events Calendar//iCal4j 1.0//EN
VERSION:1.0
CALSCALE:GREGORIAN
BEGIN:VEVENT
UID:event_1233
DTSTAMP:20260604T142822Z
DTSTART:20260611T110000Z
DTEND:20260611T130000Z
SUMMARY:Open Masterclass London
END:VEVENT
END:VCALENDAR