{
   "epochs": [ {
      "calculation_time": "13366647027134020",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367307926858523",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "57846ABC97A85F587C38AF587054C4DB0F11CCA1E4EB1B62657D2F3638D35AF8",
   "next_scheduled_calculation_time": "13367912726859813"
}
