{
   "epochs": [ {
      "calculation_time": "13366496952507729",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367160014639553",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "BF112BD4760E965E465E4230406684AB3A00680DE920E0B8DA3C14E90419E4D8",
   "next_scheduled_calculation_time": "13367764814640382"
}
