{
   "epochs": [ {
      "calculation_time": "13370755904889608",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13377884433304843",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "0F480090F86A5AA4B39CECB9FCA7F3CA0E4F512F90866D59990DA55292C02268",
   "next_scheduled_calculation_time": "13378489233304933"
}
