{
   "epochs": [ {
      "calculation_time": "13366589888137806",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367249603529332",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "6E546CCB179CD702ECCB8E3B64DB6E4928445AA26A13FDE5F9E0E6583B5BA667",
   "next_scheduled_calculation_time": "13367854403529816"
}
