{
   "epochs": [ {
      "calculation_time": "13366707248433694",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367371624087605",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "4D4BA2F34CEE707B85367A9872FFAE30F7A9D52E38B76D93B48F033FC1220D73",
   "next_scheduled_calculation_time": "13367976424088037"
}
