@Override
    public String template() {
        String targetString = ((Reference) target).getName().toString();
        return "{" + targetString + "#" + unparsedPath + "}";
    }
Gets the list of {@link Part}s that make up the path to the requested attribute.

@return the list of path parts to the requested attribute.
smithy-rules-engine/src/main/java/software/amazon/smithy/rulesengine/language/syntax/expressions/functions/GetAttr.java