{
   "epochs": [ {
      "calculation_time": "13366429208533451",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367093131581583",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "CE6FCD4F166144397734306D06837FED88EC14E04A1ADBD00FAE2C5DA5607CED",
   "next_scheduled_calculation_time": "13367697931581832"
}
