{
   "epochs": [ {
      "calculation_time": "13366319648991774",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366985044475837",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "092BDB8C976DC0AB80735B0DCE2A35402EF5490D2A4E275CADCC77CB5DC2D0E5",
   "next_scheduled_calculation_time": "13367589844475933"
}
