{
   "epochs": [ {
      "calculation_time": "13366427583726289",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367091407425949",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "CDDA8377E5183078FD95FA223C6F9A51872AF2FE3A1CA2021BB0C5C9988D37A4",
   "next_scheduled_calculation_time": "13367696207426623"
}
