BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:cd15e329-fd23-404b-aa64-786018007211
DTSTAMP:20260420T080159Z
DTSTART;VALUE=DATE:20260902
SUMMARY:National Day (Vietnam)
END:VEVENT
END:VCALENDAR