{
   "epochs": [ {
      "calculation_time": "13366638593564046",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367299138924918",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "7F590A390C9738DAF07F86B0F2284FBD16E3C68642B2B2566BC3BB12FB9148EC",
   "next_scheduled_calculation_time": "13367903938925108"
}
