{
   "epochs": [ {
      "calculation_time": "13370378741287137",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13376674852039164",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "C17DDBC6BEE908E1C928CC9F077C0F0885E391609DDE8E70FDE2498775977619",
   "next_scheduled_calculation_time": "13377279652039298"
}
