{
   "epochs": [ {
      "calculation_time": "13370514962055337",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13374549170234775",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "F31DF2EB98F838B0CD1BB45CA517ACF6D941172C500DA45CF3BEB84AB4D4FB4A",
   "next_scheduled_calculation_time": "13375153970235331"
}
