BEGIN:VCALENDAR VERSION:2.0 PRODID:icalendar-ruby CALSCALE:GREGORIAN METHOD:PUBLISH BEGIN:VEVENT DTSTAMP:20250702T212848Z UID:cf51501a-def6-452b-86f5-5fceca9f5d07 DTSTART:20280709T000000 END:VEVENT END:VCALENDAR