public void Start()
{
var bridges = config.Bridges.Select(item => factory.Construct(item.Value)).ToArray();
foreach (var lightsManager in bridges)
{
lightsManager.Start();
}
buttonSubscription = monitoring.StartListening()
.Select(item => item.Mac.GetMacName())
.Where(item => buttons.ContainsKey(item))
.GroupBy(item => item)
.Subscribe(item => { ProcessMessage(item, bridges); });
}