{
   "epochs": [ {
      "calculation_time": "13370527355273098",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13372123156080565",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "A68E3B76CE6A02C44321349278459F37464864FBF77080DAF584D6BC30617AEE",
   "next_scheduled_calculation_time": "13372727956080773"
}
