{
   "epochs": [ {
      "calculation_time": "13366619658827071",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367279881308236",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "96165DCE857322965249978F1545350CE2AC8DAA567921A07BA63E217102F2CE",
   "next_scheduled_calculation_time": "13367884681308776"
}
