{
   "epochs": [ {
      "calculation_time": "13428468811737601",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "78690A1451C29C9166BBD08D1CBC25D43CECB3A8317032C37972C7B67B6F7D6C",
   "next_scheduled_calculation_time": "13429073611737677"
}