input: from typing import Dict
  
  def store_user_data(data: Dict):
      """ Store user data in a JSON file.
      >>> store_user_data({"Name": "John", "Age": 25, "City": "New York"})
      """
      with open('user_data.json', 'w') as f:
          json.dump(data, f)
  
  def get_user_data() -> Dict:
      """ Retrieve user data from a JSON file.
      >>> get_user_data()
      {'Name': 'John', 'Age': 25, 'City': 'New York'}
      """
      with open('user_data.json') as f:
          return json.load(f)
output:     import json