{
   "epochs": [ {
      "calculation_time": "13370566429792763",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13377154575521071",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "86CD51389EE376A7E7981AB7FA811ACD1CCDF47FCDEF3215946036BB90147F07",
   "next_scheduled_calculation_time": "13377759375521130"
}
