code: def decodeData(self, rawData):
      return rawData
  
imports: from io import BytesIO
  from types import SimpleNamespace
  from fontTools.misc.textTools import Tag
  from fontTools.misc import sstruct
  from fontTools.ttLib import TTLibError, TTLibFileIsCollectionError
  import struct
  from collections import OrderedDict
  import logging
label_desc: Use image node_id 8 for calling the DirectoryEntry obj's underlying member method code with example usage: obj.decodeData(rawData) and returns: rawData