Find faces

Program.cs

static async Task Main(string[] args)
{
    // create a client
    var client = new FaceClient(new ApiKeyServiceClientCredentials(subKey))
    {
        Endpoint = endpoint
    };

    // image with 3 faces
    var url = "https://dontpaniclabs.com/wp-content/uploads/2020/01/hero_layer.jpg";

    // detect faces
    var faces = await client.Face.DetectWithUrlWithHttpMessagesAsync(url, true, true);

    // log # of detected faces. It should find 3 images.
    Console.WriteLine(faces.Body.Count);
}