{
   "epochs": [ {
      "calculation_time": "13366714221066569",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367378840743782",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "F747213AD7E0602702A7D240819EEC6E20E7E0C44CCED51D311275889AE5796B",
   "next_scheduled_calculation_time": "13367983640744268"
}
