{
   "epochs": [ {
      "calculation_time": "13366430809787279",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367094513175611",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "EE3201FF2E6A334341FC248A39794E10F49C227EA9DD11A8F50EEF643EF6B662",
   "next_scheduled_calculation_time": "13367699313175962"
}
