{
   "epochs": [ {
      "calculation_time": "13366350447627204",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367016037601894",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "D59BAE38589660A5A931F71611922EC8E32AC279E2EA9B75AA711B183221D651",
   "next_scheduled_calculation_time": "13367620837602134"
}
