{
   "epochs": [ {
      "calculation_time": "13366714724773075",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367379727849756",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "DF25C12839F3986126552350E1B4703DBD43158A9A2F288A7827614DE1D5A8CA",
   "next_scheduled_calculation_time": "13367984527850022"
}
