code: def get_default_config() -> Dict[Text, Any]:
      return {"x": 0}
  
imports: from __future__ import annotations
  from pathlib import Path
  from typing import Dict, Optional, Text, Any, List
  import rasa.shared.utils.io
  from rasa.engine.graph import ExecutionContext, GraphComponent
  from rasa.engine.storage.storage import ModelStorage
  from rasa.engine.storage.resource import Resource
label_desc: Use image node_id 1 for calling the SubtractByX obj's underlying member method code with example usage: obj.get_default_config() and returns: dict