{
   "epochs": [ {
      "calculation_time": "13366499489202243",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367162624141470",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "35B82FD5FFE15027A81E2EE55FFB49774CDF53D74FDECD874EC7B81E73A9D51F",
   "next_scheduled_calculation_time": "13367767424141620"
}
