{
   "epochs": [ {
      "calculation_time": "13372510732367379",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13373381680202693",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "7C69FB9A5597D9DB39C0D5EABAC20FE7A3F8CA930C6944F54142F5878B5BB763",
   "next_scheduled_calculation_time": "13373986480203267"
}
