BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:c851d310-eab2-4fe2-9450-72ae0e4d982e
DTSTAMP:20260421T230050Z
DTSTART;VALUE=DATE:20260902
SUMMARY:National Day (Vietnam)
END:VEVENT
END:VCALENDAR