private static string GetDefaultResourceGroupVersion(ResourceGroupCollection rgCollection)
{
var rawRgCollection = rgCollection.GetType().GetField("__target", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(rgCollection);
var restClient = rawRgCollection.GetType().GetField("_resourceGroupRestClient", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(rawRgCollection) as ResourceGroupsRestOperations;
return(restClient.GetType().GetField("_apiVersion", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(restClient) as string);
}
