{
   "epochs": [ {
      "calculation_time": "13366457702081155",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367121237106557",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "D4FCA1309D8C34C7A368E525F1EF35E9F413AB8A5404160B4E150D344D6ABF44",
   "next_scheduled_calculation_time": "13367726037106649"
}
