{
   "epochs": [ {
      "calculation_time": "13366290167165635",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366954295531375",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "CEC9DC419CB438D52DF32AA05F05E79037D1B989629CB808825539E7E82D0A80",
   "next_scheduled_calculation_time": "13367559095531564"
}
