code: def Decode(self, attribute, value):
      
      required_type = self._attribute_types.get(attribute, "bytes")
      if required_type == "integer":
        return rdf_structs.SignedVarintReader(value, 0)[0]
      elif required_type == "unsigned_integer":
        return rdf_structs.VarintReader(value, 0)[0]
      elif required_type == "string":
        if isinstance(value, bytes):
          return value.decode("utf-8")
        else:
          return utils.SmartUnicode(value)
      else:
        return value
docs: Decode the value to the required type.