{
   "epochs": [ {
      "calculation_time": "13366394455468555",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367059663326534",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "3167C47FF1C4F8982856DE384BACB4A6E03FE29300CFDDC66D191AE48870E19C",
   "next_scheduled_calculation_time": "13367664463326799"
}
