{
   "epochs": [ {
      "calculation_time": "13366656733592963",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367319605085757",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "933F2A9FB9F201F88EF11CC2D059AF1C227BB15C1705BF1A5E327C880F4A3B8D",
   "next_scheduled_calculation_time": "13367924405086651"
}
