{
   "epochs": [ {
      "calculation_time": "13370243021195053",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13375296332848436",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "0EF899D0A481E02752AC8EA000B6FDFBFE07D416827FB55100BD3FC193867A69",
   "next_scheduled_calculation_time": "13375901132848707"
}
