{
   "epochs": [ {
      "calculation_time": "13366389594493631",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367054958280486",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "FAF04C5B5FB044FB5A9D230E0BD016673314B0C8473D1886C896152B67258ED8",
   "next_scheduled_calculation_time": "13367659758281273"
}
