{
   "epochs": [ {
      "calculation_time": "13366401079284519",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367066312031919",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "9CD4271F88BA8D148E1708B258006BB9FD13779DF8E73590BF927F0FD526D9F1",
   "next_scheduled_calculation_time": "13367671112032283"
}
