BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:cf83e1a1-6ee6-4504-bfd7-120cdacf1699
DTSTAMP:20260419T234149Z
DTSTART;VALUE=DATE:20260101
SUMMARY:New Year's Day (Vietnam)
END:VEVENT
END:VCALENDAR