{
   "epochs": [ {
      "calculation_time": "13370518200756999",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13376935953596840",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "05EBBB69468ABB7A7D14DFF309E3A67FBED3B8B1ABAF7D8EB65CE6BD770A9315",
   "next_scheduled_calculation_time": "13377540753597065"
}
