private void ReadMetadata(XElement element, BindingBuilder<object> builder)
		{
			foreach (XElement metadataElement in element.Elements("metadata"))
			{
				XAttribute keyAttribute = metadataElement.RequiredAttribute("key");
				XAttribute valueAttribute = metadataElement.RequiredAttribute("value");

				builder.WithMetadata(keyAttribute.Value, valueAttribute.Value);
			}
		}