{
   "epochs": [ {
      "calculation_time": "13366514974259040",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367177931635625",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "EF2BD62D4679F94031B7C576B91FAE1757EA2BEE39C1261F6054797F28F1955B",
   "next_scheduled_calculation_time": "13367782731636021"
}
