{
   "epochs": [ {
      "calculation_time": "13366595666355407",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367255375427574",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "1E9C22B70E0DF44199E08F946139957A9D0D5131AF5010B3B61B830960E8D91A",
   "next_scheduled_calculation_time": "13367860175428159"
}
