code: def down(db, dataset_name):
      match_d = {"name": dataset_name}
      dataset_dict = db.datasets.find_one(match_d)
  
      dataset_dict.pop("created_at", None)
      dataset_dict.pop("last_loaded_at", None)
      dataset_dict.pop("frame_collection_name", None)
  
      db.datasets.replace_one(match_d, dataset_dict)
  
label_desc: Use image node_id 2 for calling a global function with example usage: down(db, dataset_name) without return types