{
   "epochs": [ {
      "calculation_time": "13366667050145379",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367330319109588",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "4857D2B4EC4149B679AD3CE50B3C39EE40431809063E0A3C29AFF13DD1C905F7",
   "next_scheduled_calculation_time": "13367935119109803"
}
