{
   "epochs": [ {
      "calculation_time": "13366326150582549",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366991914989349",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "16EC955067A6AAC86B32F42736945387B219A0289810A307FB9D7590D7890709",
   "next_scheduled_calculation_time": "13367596714989759"
}
