BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:ebfd988a-fdaf-4c6c-8d8d-7b328dc1317e
DTSTAMP:20260420T161134Z
DTSTART;VALUE=DATE:20261224
SUMMARY:Christmas Eve (Polonia)
END:VEVENT
END:VCALENDAR