code: def fromXML(self, name, attrs, content, ttFont):
      from fontTools.misc.textTools import readHex
      from fontTools import ttLib
  
      if name != "hexdata":
          raise ttLib.TTLibError("can't handle '%s' element" % name)
      self.decompile(readHex(content), ttFont)
  
file_path: catboost/contrib/python/fonttools/fontTools/ttLib/tables/DefaultTable.py
imports: from fontTools.misc.textTools import Tag
  from fontTools.ttLib import getClassTag
label_desc: Use image node_id 5 for calling the DefaultTable obj's underlying member method code with example usage: obj.fromXML(name, attrs, content, ttFont) without return types