code: def get_recursive_submodel():
      return {
          "name": "item",
          "sub_items1": [
              {
                  "name": "subitem",
                  "sub_items2": [
                      {
                          "name": "subsubitem",
                          "sub_items1": [
                              {
                                  "name": "subsubsubitem",
                                  "sub_items2": [],
                              }
                          ],
                      }
                  ],
              }
          ],
      }
  
file_path: fastapi/tests/test_validate_response_recursive/app_pv1.py
imports: from typing import List
  from fastapi import FastAPI
  from pydantic import BaseModel
label_desc: Use image node_id 2 for calling a global function with example usage: get_recursive_submodel() and returns: dict