BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:cd7d573a-009b-40bf-8119-bf8589d91bf9
DTSTAMP:20260421T152952Z
DTSTART;VALUE=DATE:20260101
SUMMARY:New Year's Day (Poland)
END:VEVENT
END:VCALENDAR