{
   "epochs": [ {
      "calculation_time": "13366240637093383",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366905898842153",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "9ACAC571BEFEFC7B7A87CAED3EB6310C5273A926CF4841AD4997D73CEC9F606F",
   "next_scheduled_calculation_time": "13367510698842341"
}
