/// <summary>
 /// Gets the most recent invoice. When getting a single invoice, the
 /// downloadUrl property is expanded automatically.  This is only supported for
 /// Azure Web-Direct subscriptions. Other subscription types which were not
 /// purchased directly through the Azure web portal are not supported through
 /// this preview API.
 /// </summary>
 /// <param name='operations'>
 /// The operations group for this extension method.
 /// </param>
 /// <param name='cancellationToken'>
 /// The cancellation token.
 /// </param>
 public static async Task <Invoice> GetLatestAsync(this IInvoicesOperations operations, CancellationToken cancellationToken = default(CancellationToken))
 {
     using (var _result = await operations.GetLatestWithHttpMessagesAsync(null, cancellationToken).ConfigureAwait(false))
     {
         return(_result.Body);
     }
 }