{
   "epochs": [ {
      "calculation_time": "13366788081226009",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367461705560571",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "2E65885D97C13EE060D5786DA791DF7180C093A18F9FECCBB62E17B69D11FC7F",
   "next_scheduled_calculation_time": "13368066505560655"
}
