BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:170670b8-614e-497e-9c8f-593df4dab713
DTSTAMP:20260424T061911Z
DTSTART;VALUE=DATE:20260501
SUMMARY:Spring Day (Estonia)
END:VEVENT
END:VCALENDAR