{
   "epochs": [ {
      "calculation_time": "13366683884948915",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367347740605944",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "2D598821A03B66B26A196157E4E2A9BDBAF46531C069C29A8027D679BF525C8A",
   "next_scheduled_calculation_time": "13367952540606171"
}
