code: def __init__(
      self,
      plot_id: str,
      data: Optional[Dict[str, Any]] = None,
      properties: Optional[Dict] = None,
  ):
      self.plot_id = plot_id
      self.properties = properties or {}
      self.data = data or {}
  
imports: from typing import Any, Dict, List, Optional, Tuple
label_desc: Use image node_id 1 to create a new Converter object  with example: obj = Converter(plot_id, data, properties)