{
   "epochs": [ {
      "calculation_time": "13366637287311918",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367297876897097",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "2C4D43483B63EF746BAF47DDDDCC6C7596A731B73BD7F77FBE4728438C858A78",
   "next_scheduled_calculation_time": "13367902676897701"
}
