{
   "epochs": [ {
      "calculation_time": "13370568653316149",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13377167508419856",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "607735BF2B43E02D40EB244744E11C1E86B61A0288E1940B230002578560118F",
   "next_scheduled_calculation_time": "13377772308420288"
}
