{
   "epochs": [ {
      "calculation_time": "13366479645596365",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367142636324598",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "58F6712F61485A261053F376BAFA44C07A92CF8E36B6A3462DC725189C29EDB5",
   "next_scheduled_calculation_time": "13367747436324904"
}
