{
   "epochs": [ {
      "calculation_time": "13366369557930486",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367034732770158",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "C9F08FED48692FC04C942A98074FB727B697F99C6C9791DE0A0679DEC1087424",
   "next_scheduled_calculation_time": "13367639532770363"
}
