{
   "epochs": [ {
      "calculation_time": "13370435565263148",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13376760285600666",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "AA90857F2485C72ADAA05B29EC766AEE7DA8881B04CE35499351D2D68E85FCC8",
   "next_scheduled_calculation_time": "13377365085600719"
}
