{
   "epochs": [ {
      "calculation_time": "13366795812693083",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367469727534646",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "9937815849AE68F64C2CE01413F2F63E7906536A63816F700AF040421C0809FB",
   "next_scheduled_calculation_time": "13368074527535261"
}
