{
   "epochs": [ {
      "calculation_time": "13366404471859547",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367069390942927",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "879C05A9D02A624B9083322A5149F90A93A947F32BE90299131C9516D86B07CC",
   "next_scheduled_calculation_time": "13367674190943095"
}
