BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:6021e0a4-b366-4286-906b-45e3182b9311
DTSTAMP:20260422T101317Z
DTSTART;VALUE=DATE:20230224
SUMMARY:Day off (substituted from 01/01/2023) (Russie)
END:VEVENT
END:VCALENDAR