/// <summary>
/// listen to all obs, for make all properties updated
/// </summary>
private void SubscribeWebSocket()
{
//subscribe profile
HttpClient.ProfileObservable()
.Merge(WsClient.ProfileObservable())
.DistinctUntilChanged()
.Where(x => x != null)
.Subscribe(x => Profile = x);
//subscribe for instrument updated
WsClient.InstrumentResultSetObservable
.Subscribe(x => Instruments = x);
}
