{
   "epochs": [ {
      "calculation_time": "13366694603908642",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367358829575458",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "6AB2B203096E0A6856C22743E0ADAD8E48B82E8BD888C69381C5B07DC4D822E9",
   "next_scheduled_calculation_time": "13367963629575804"
}
