namespace Microsoft.AspNetCore.SignalR
{
    public class DefaultHubLifetimeManager<THub> : HubLifetimeManager<THub!>
        where THub, Hub!
    {
        public override Task! SendGroupExceptAsync(string! groupName, string! methodName, object?[]! args, IReadOnlyList<string!>! excludedConnectionIds, CancellationToken cancellationToken = default);
    }
}