code: def _to_dict(self) -> Dict[str, Any]:
      raise NotImplementedError
  
imports: from __future__ import absolute_import
  import json
  import typing
  import warnings
  from abc import ABC, ABCMeta, abstractmethod
  from typing import IO, Any, Callable, Dict, Optional, Tuple, Type, Union
  from albumentations import __version__
label_desc: Use image node_id 3 for calling the Serializable obj's underlying member method code with example usage: obj._to_dict() without return types