def begin_delete(group_id, cache_control:'no-cache', custom_headers:nil)
      response = begin_delete_async(group_id, cache_control:cache_control, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
def begin_delete(group_id, cache_control:'no-cache', custom_headers:nil)
      response = begin_delete_async(group_id, cache_control:cache_control, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
Delete management group. If a management group contains child resources, the
 request will fail.

 @param group_id [String] Management Group ID.
 @param cache_control [String] Indicates that the request shouldn't utilize
 any caches.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.

 @return [OperationResults] operation results.