toMap method
      
dynamic
toMap()
      
     
    
    
Implementation
toMap() {
  return {
    "obj": obj,
    "title": title,
    "children": children,
    'isChecked': isChecked
  };
}toMap() {
  return {
    "obj": obj,
    "title": title,
    "children": children,
    'isChecked': isChecked
  };
}