{
   "epochs": [ {
      "calculation_time": "13366446200097222",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367110029075002",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "2C13B1B47254C022349F34EF10B5727D1822D6E81F397FFFDCDB0B4E7DC043D6",
   "next_scheduled_calculation_time": "13367714829075829"
}
