{
   "epochs": [ {
      "calculation_time": "13366752136889435",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367424003387740",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "387A82CAA233E1CEB89C2D746F885CE090E3CEF460A72166000767988AE89295",
   "next_scheduled_calculation_time": "13368028803388152"
}
