{
   "epochs": [ {
      "calculation_time": "13366593164355114",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367252804607761",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "9923AF598ED99CB23B9F09650A4AA0BBE56BA76D1B162A237D9E864F54C029FD",
   "next_scheduled_calculation_time": "13367857604608141"
}
