{
   "epochs": [ {
      "calculation_time": "13366270343054298",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366934469056437",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "E7427CC8FB1AD1557B45E982849B7ABAFC3E1BC6B7378C5778E03F273882C62F",
   "next_scheduled_calculation_time": "13367539269057326"
}
