{
   "epochs": [ {
      "calculation_time": "13366237083525605",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366901994269709",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "5D872C063D27685DF12EC3A85BD727BFD88C0BEFDFA8ADA91E3CC8827B0FF1ED",
   "next_scheduled_calculation_time": "13367506794269806"
}
