{
   "epochs": [ {
      "calculation_time": "13366625052015672",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367285298342407",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "21866B344D0BBE1F9B83D7510E05246B9680808D2620EEB4DCAEFB77AE851839",
   "next_scheduled_calculation_time": "13367890098342657"
}
