{
   "epochs": [ {
      "calculation_time": "13366484313155999",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367147105261348",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "26F114121BD71F3B5EE88EA62B53C1368E5A007EF397E90D1ECC652D434E7626",
   "next_scheduled_calculation_time": "13367751905261624"
}
