{
   "epochs": [ {
      "calculation_time": "13423058969286550",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "761D1354C265065DBD2D9EED3AAF7E218514AAA9A3EA1C2789D4458D63A2CAE7",
   "next_scheduled_calculation_time": "13423663769286587"
}