public static async System.Threading.Tasks.Task PersonGroupListPersonGroupsAsync(this IFaceAPIV10 operations, string start = default(string), int? top = 1000, string subscriptionKey = default(string), string ocpApimSubscriptionKey = default(string), System.Threading.CancellationToken cancellationToken = default(System.Threading.CancellationToken))
{
await operations.PersonGroupListPersonGroupsWithHttpMessagesAsync(start, top, subscriptionKey, ocpApimSubscriptionKey, null, cancellationToken).ConfigureAwait(false);
}