{
   "epochs": [ {
      "calculation_time": "13370592613873439",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13377316435607923",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "A02BCE8AB9DD16AEDFA3ACFA38151CAACBBB05FDBB064C4DB0121E649B492362",
   "next_scheduled_calculation_time": "13377921235608014"
}
