{
   "epochs": [ {
      "calculation_time": "13366794998904544",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367468744429908",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "E4125FDC7F0CF08D16B59599CC790A473C7176A97B986F9504CFCB6F43887EB8",
   "next_scheduled_calculation_time": "13368073544432066"
}
