{
   "epochs": [ {
      "calculation_time": "13366276388422359",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366940275597844",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "59DE80907B0944EAD9C8138882D1695A2F6ABDDCB514224301573E2D7893E63A",
   "next_scheduled_calculation_time": "13367545075598015"
}
