BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:aad59b1c-c5b9-4077-9e01-8bf9c9580d7a
DTSTAMP:20260423T134657Z
DTSTART;VALUE=DATE:20260502
SUMMARY:Madrid Day (Spain)
END:VEVENT
END:VCALENDAR