{
   "epochs": [ {
      "calculation_time": "13366311039109135",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366976149535581",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "3C5E9EE6B1363874A344672FACA6CD3AE468E6FD1FC3F43B71887E20413992F6",
   "next_scheduled_calculation_time": "13367580949535818"
}
