{
   "epochs": [ {
      "calculation_time": "13366228032787879",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366892833105020",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "3147DE77DE251F39F0C0640358C651A46EE6B62CA6DF9E43C703F0EE3AF142F2",
   "next_scheduled_calculation_time": "13367497633105216"
}
