{
   "epochs": [ {
      "calculation_time": "13366326416755356",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366992222629847",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "F03CBDBE3EEA93AE19EB802A1C9DEA04D06698109BFEACFB5ED0013608626054",
   "next_scheduled_calculation_time": "13367597022631502"
}
