{
   "epochs": [ {
      "calculation_time": "13366282488593471",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366946486043952",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "44C9BF7AAFD748329A6F62557D1826B102678F1E4A4795B7ED426DE61AB422EF",
   "next_scheduled_calculation_time": "13367551286044293"
}
