{
   "epochs": [ {
      "calculation_time": "13366743037196340",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367414628508601",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "4349D6589A40579673FBCEF7EF3F22C2D9239F6868DA6E7598C30A9773F94C7D",
   "next_scheduled_calculation_time": "13368019428509803"
}
