BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:bc6a17c6-58a5-4995-9710-c690699e1e98
DTSTAMP:20260419T234221Z
DTSTART;VALUE=DATE:20260501
SUMMARY:Spring Day (Estonia)
END:VEVENT
END:VCALENDAR