{
   "epochs": [ {
      "calculation_time": "13366445958126382",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367109723127012",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "272A6F94D593627677295E8B6346A4A524C3E57C5EE06E086D29BEDDCE140B18",
   "next_scheduled_calculation_time": "13367714523127197"
}
