interface SmartCityHttpApi {
    @get(path = "/v1/stops/{stop_id}{?line,lang}")
    string get_stop_eta(
        string stop_id,
        string line,
        string locale,
        out uint32 eta_seconds,
        out string destination
    );

    @get(path = "/v1/stops/{stop_id}/nearby")
    sequence<string> list_nearby_stops(
        @path("stop_id") string stop_id
    );
}