{
   "epochs": [ {
      "calculation_time": "13366708282908128",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367372828884746",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "335E0A195D8D4D91984957B66426F7AE1C1411A5CE11EB0C3AD363F41F7F5456",
   "next_scheduled_calculation_time": "13367977628884988"
}
