{
   "epochs": [ {
      "calculation_time": "13366614863187959",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367274821423151",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "25EE2D7F30DD377EB264AACDE02B1FB43A0A1F931FC5481348BE76457298BFDA",
   "next_scheduled_calculation_time": "13367879621423624"
}
