{
   "epochs": [ {
      "calculation_time": "13366488176307924",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367151173341909",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "237725F1A29E13D6C0CD9B14AEFD0B250F43DF3D0C88E06D0513704B44F10D9A",
   "next_scheduled_calculation_time": "13367755973342443"
}
