{
   "epochs": [ {
      "calculation_time": "13366370360515025",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367035382554582",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "9D6F84D9E46B9845A5B10B1D3D621B1CDD6C770DC866FA78EC25C3497567C95F",
   "next_scheduled_calculation_time": "13367640182555237"
}
