var f mercedes.EventListenFun = func (event mercedes.Event, err error) {
    if err != nil {
        return
    }
    fmt.Printf("%s %T %+v\n", time.Now(), event, event)
}

c := mercedes.New(
    mercedes.WithAccessToken("access_token"),
    mercedes.WithRefreshToken("refresh_token"),
    mercedes.WithEventListen(f),
)
ctx := context.TODO()

_ = c.Connect(ctx)
defer c.Close()

_ = c.DoorsUnLock(ctx, "vin", "pin")