{
   "epochs": [ {
      "calculation_time": "13366476184042524",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367139257648016",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "AACEA897F66853E1567847CC35C5BD4A503F3EE27AEAF6BE849C74AB4DF496B7",
   "next_scheduled_calculation_time": "13367744057648175"
}
