{
   "epochs": [ {
      "calculation_time": "13366760066344828",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367432003787994",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "09A200E30C4094E21A5DADEC185880BBC9C60ACB72B6A234141CDC4DB47174A5",
   "next_scheduled_calculation_time": "13368036803788101"
}
