BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:ef54d128-0e98-47e8-9b47-f14853f52c36
DTSTAMP:20260420T135240Z
DTSTART;VALUE=DATE:20260501
SUMMARY:Labor Day (Serbie)
END:VEVENT
END:VCALENDAR