{
   "epochs": [ {
      "calculation_time": "13366476787346606",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367139680618999",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "1690C0B69ECD44732ABD07098E0EE0A2E8B7725DD21B68CFDD4F5FE7007F9BCD",
   "next_scheduled_calculation_time": "13367744480619244"
}
