{
   "epochs": [ {
      "calculation_time": "13371048163261177",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13379270122263894",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "02EE216BB49ECF30C2859603475B8D5EC3A8730491AB37D4C20A3347FD4DAE48",
   "next_scheduled_calculation_time": "13379874922264028"
}
