{
   "epochs": [ {
      "calculation_time": "13366789539939152",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367463236004526",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "07A56B3D8CBBE57EDE2CF7AED9BED51AC9BE3D35A87145C84CB4F8C1A52EED0B",
   "next_scheduled_calculation_time": "13368068036004722"
}
