{
   "epochs": [ {
      "calculation_time": "13366227397842583",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366892298899329",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "D026876706589489BE4A39F3E577609C389EAEAD5AB03DBD2D8EE07E16EA4022",
   "next_scheduled_calculation_time": "13367497098899646"
}
