docs: def predict(self, parsed_json):
          """
          Parameters
          ----------
          parsed_json : dict
              with keys 'data' and 'id', where 'data' contains a recording and
              'id' is the id on write-math.com for debugging purposes
          """
          evaluate = utils.evaluate_model_single_recording_preloaded
          results = evaluate(self.preprocessing_queue,
                             self.feature_list,
                             self.model,
                             self.output_semantics,
                             json.dumps(parsed_json['data']),
                             parsed_json['id'])
          return results