-record(timezone, {
    tzid :: binary(),
    last_modified :: gleam@option:option(automata@schedule@ast:date_time()),
    tzurl :: gleam@option:option(binary()),
    standard :: list(automata@ical@validator:timezone_rule()),
    daylight :: list(automata@ical@validator:timezone_rule()),
    x_properties :: gleam@dict:dict(binary(), binary())
}).