BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:c8fd630f-466e-4821-b85a-00903057b7e1
DTSTAMP:20260422T193235Z
DTSTART;VALUE=DATE:20240429
SUMMARY:Day off (substituted from 05/04/2024) (Vietnam)
END:VEVENT
END:VCALENDAR