{
   "epochs": [ {
      "calculation_time": "13366455380606385",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367119089477237",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "99C1E84921CD031E4B774DB86B4409FFF5A7CE1E52AE9840CCC8926B0D506950",
   "next_scheduled_calculation_time": "13367723889478153"
}
