{
   "epochs": [ {
      "calculation_time": "13366314699876811",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366979810638327",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "86E525FDCFE1E4701F9E29630728ABCE6BBD9F30D522D92BBEC1A1E9D6F61B31",
   "next_scheduled_calculation_time": "13367584610638602"
}
