{
   "epochs": [ {
      "calculation_time": "13366663607991057",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367326687351749",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "AEE28FF4860F4029688F72EB303A617629AA766014AA439F43DB751B4FE0F7DA",
   "next_scheduled_calculation_time": "13367931487351988"
}
