@Override
            protected String getDefault(software.amazon.smithy.model.node.Node node) {
                return "";
            }
An attribute that contains a {@link Node}.

<p>This kind of attribute is typically used when traversing into trait values.
Properties of object nodes can be selected by name. {@link NullNode} are
not considered present. The (values) pseudo-property can be used on object
nodes and array nodes. The (keys) pseudo-property can be used on object nodes.
smithy-model/src/main/java/software/amazon/smithy/model/selector/AttributeValueImpl.java