{
   "epochs": [ {
      "calculation_time": "13366716750557927",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367381608057612",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "BB05693265548F737B15398C00B06F9905F4C36987EFBD4D321B6CE1CACD427A",
   "next_scheduled_calculation_time": "13367986408057759"
}
