code: def prepare_multimodal_data(
      dataframe: pd.DataFrame, columns: List[str]
  ) -> dict:
      raise AbstractMethodNotImplementError
  
imports: from abc import abstractmethod
  from typing import List
  import numpy
  import pandas
  from fedot.core.constants import FRACTION_OF_UNIQUE_VALUES
  from fedot.utilities.custom_errors import AbstractMethodNotImplementError
label_desc: Use image node_id 1 for calling the DataDetector obj's underlying member method code with example usage: obj.prepare_multimodal_data(dataframe, columns) without return types