{
   "epochs": [ {
      "calculation_time": "13366678607260939",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367342116288529",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "4861277F5AB8BA7676730868C3F2013A898EACDB6EF79DC4B42FFA91F2A381E7",
   "next_scheduled_calculation_time": "13367946916289089"
}
