{
   "epochs": [ {
      "calculation_time": "13370512185580626",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13376924978312054",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "0D92CA35E5157C0A5254B9AB4A1784207FACA226F800CBB2F1EFE419FF8E7733",
   "next_scheduled_calculation_time": "13377529778312148"
}
