{
   "epochs": [ {
      "calculation_time": "13371995725192884",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13377103775550249",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "E8EA668EDF825281409322F6736B8D50963CD5A299AA14A5D053E535564C1A2D",
   "next_scheduled_calculation_time": "13377708575550372"
}
