{
   "epochs": [ {
      "calculation_time": "13366733168673654",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367404215934944",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "207A545AEA81CFDA451F802656380595990CF62EC9557FA48BD9BF79C3A3919E",
   "next_scheduled_calculation_time": "13368009015935067"
}
