private static String[] splitPath(HttpRequest request) {
            String path = request.getUri().getPath().toLowerCase();
            if (path.startsWith("/")) {
                path = path.substring("/".length());
            }
            if (path.endsWith("/")) {
                path = path.substring(0, path.length() - 1);
            }
            return path.split("/");
        }
A dash in this key ensures it does not collide with feature names
model-evaluation/src/main/java/ai/vespa/models/handler/ModelsEvaluationHandler.java