{
   "epochs": [ {
      "calculation_time": "13366756310764366",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367428299712442",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "9C85EF7C88EEF83555772BD89D49132D1A7A27FBDD03EF3E34A0A6D40AC8BC99",
   "next_scheduled_calculation_time": "13368033099713122"
}
