{
   "epochs": [ {
      "calculation_time": "13366497540662663",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367160688454406",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "89B074616BA5064B26736DAE21E5C0785425AC23AB0AEA28ADC8CCC869A2FAEB",
   "next_scheduled_calculation_time": "13367765488454578"
}
