{
   "epochs": [ {
      "calculation_time": "13366533749728132",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367195752731422",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "240AF58379A8CDD12BCA3716FF8875C7CBA6B35A89DBC55D9A8D7D2BB2EAF6D7",
   "next_scheduled_calculation_time": "13367800552732631"
}
