{
   "epochs": [ {
      "calculation_time": "13366249089657175",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366913806377099",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "11FF62DE51C9C021F5B367F584599EF6E483BB06D37A078B63EAFFA0B8E55C0A",
   "next_scheduled_calculation_time": "13367518606377733"
}
