{
   "epochs": [ {
      "calculation_time": "13366703578177427",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367368050840132",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "A7E70B4D5643E2B5396C8AA69CF84981FB64F8BAF744595D93AE9A2BAD8AEF88",
   "next_scheduled_calculation_time": "13367972850840969"
}
