{
   "epochs": [ {
      "calculation_time": "13366495480487785",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367158415747070",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "92BB653097856D46A76678AE90BD795FF191F093014DC88E812F3F9AE3FE0EF9",
   "next_scheduled_calculation_time": "13367763215747304"
}
