{
   "epochs": [ {
      "calculation_time": "13366747696696706",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367419352012282",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "FA37204A11449193EDA0F951D378597D4347C905EDC055A932CF36C0E9CFDDEB",
   "next_scheduled_calculation_time": "13368024152012376"
}
