{
   "epochs": [ {
      "calculation_time": "13366360584142804",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367026001019866",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "009B47A437BE5E4ABE5A1F8ABB5943A11F32216B6E6D7CF765CD6CA536EE6F57",
   "next_scheduled_calculation_time": "13367630801020110"
}
