{
   "epochs": [ {
      "calculation_time": "13366358619305627",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367023993077088",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "D4F7BE35AD5328584611513CEDBA15C43EC2EA16460F2ABC1130E5A91FD6ECC8",
   "next_scheduled_calculation_time": "13367628793077656"
}
