{
   "epochs": [ {
      "calculation_time": "13366685941107791",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367350068560135",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "5AFA478FB943D7E6D75053BFA611921E410826D02FAD309F1ADE0D25AF62572D",
   "next_scheduled_calculation_time": "13367954868560315"
}
