/// <summary>
 /// Gets OData metadata XML document.
 /// </summary>
 /// <param name='operations'>
 /// The operations group for this extension method.
 /// </param>
 /// <param name='scope'>
 /// A valid scope, i.e. management group, subscription, resource group, or
 /// resource ID. Scope used has no effect on metadata returned.
 /// </param>
 public static string GetMetadata(this IPolicyEventsOperations operations, string scope)
 {
     return(operations.GetMetadataAsync(scope).GetAwaiter().GetResult());
 }