code: def data(self):
          
          data = super(DynamicListSerializer, self).data
          processed_data = ReturnDict(
              SideloadingProcessor(self, data).data,
              serializer=self
          ) if self.child.envelope else ReturnList(
              data,
              serializer=self
          )
          processed_data = post_process(processed_data)
          return processed_data
docs: Get the data, after performing post-processing if necessary.