{
   "epochs": [ {
      "calculation_time": "13366276144153770",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366939951096039",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "61252A1A4FC9FE21DF93D51DEEADB5473F91B56930A17C160757B5F27837581D",
   "next_scheduled_calculation_time": "13367544751096311"
}
