octokit.net/Octokit.Reactive/Clients/IObservableActivitiesClient.cs

namespace Octokit.Reactive
{
    public interface IObservableActivitiesClient
    {
        IObservableEventsClient Events { get; }
        IObservableWatchedClient Watching { get; }
        IObservableStarredClient Starring { get; }
    }
}