{
   "epochs": [ {
      "calculation_time": "13366646087367189",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367306938980054",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "8FD64F47513EAABA7C929EFF283A025D2132EEEE16C94A0C10E667AE583318C7",
   "next_scheduled_calculation_time": "13367911738980360"
}
