public ServiceHostRelayProxy(string instanceId, Uri messageHubChannel, IServiceHost svcHost) { this.InstanceId = InstanceId; HubConnection = (new HubConnectionBuilder() as IHubConnectionBuilder) .WithUrl(messageHubChannel) .WithConsoleLogger() .Build(); // todo: refactor the client invocation method signatures HubConnection.On <object>(CX.WorkerMethodName, commandData => { if (svcHost != null) { var serviceInstance = svcHost.CreateServiceInstance(typeof(TService)); serviceInstance.Execute(this, commandData); } }); HubConnection.StartAsync().Wait(); }