{
   "epochs": [ {
      "calculation_time": "13366426533047529",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367090577672772",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "4437FD0E92BB9C06FF91D25A72AA4DCC9E27FCDD1C2ED79B6C43C895739818B7",
   "next_scheduled_calculation_time": "13367695377673156"
}
