{
   "epochs": [ {
      "calculation_time": "13366493293049627",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367156334490436",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "B1109877C48372F37709ABF26926464A796EFD191FDACFEB81F91A5E2DC99BA8",
   "next_scheduled_calculation_time": "13367761134491055"
}
