{
   "epochs": [ {
      "calculation_time": "13366320012751845",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366985614515367",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "617AFA6BA103285C869A74C73281091F919D61031E323C3CCF1C2FB828BECAEA",
   "next_scheduled_calculation_time": "13367590414515661"
}
