{
   "epochs": [ {
      "calculation_time": "13366501011149286",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367164162343844",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "6EAA3A93302616D63796288A2119CC4B11BE851DFFC610664D3A379E1543F96E",
   "next_scheduled_calculation_time": "13367768962344605"
}
