{
   "epochs": [ {
      "calculation_time": "13366521815030666",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367184299223546",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "5B54E03989AF8377921066E5B14D70CCA905BFC750D8F860AD623360B3D2B4D8",
   "next_scheduled_calculation_time": "13367789099224247"
}
