{
   "epochs": [ {
      "calculation_time": "13366472687263946",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367135824962152",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "B68F4931FFB647F04212C4749B0B0271D4903439E2E7E29362EC1C1132547F86",
   "next_scheduled_calculation_time": "13367740624962378"
}
