BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:6e45f8bf-ca5e-40eb-99be-12b6fce5c21c
DTSTAMP:20260414T192454Z
DTSTART;VALUE=DATE:20261019
SUMMARY:Piauí Day (Brazil)
END:VEVENT
END:VCALENDAR