public async Task BroadcastMessage(MessageInstance msg)
{
await Clients.All.BroadcastMessage(msg);
}
/// <summary>
/// Send Message to all SignalR Clients
/// </summary>
/// <param name="msg"></param>
/// <returns></returns>
private IObservable <MessageInstance> ToObservable(MessageInstance msg)
=> Observable.FromAsync(async() =>
{
await this.target.Clients.All.BroadcastMessage(msg);
return(msg);
});