{
   "epochs": [ {
      "calculation_time": "13370545484467122",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13377113899384529",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "F18EACC04431A2303239F0744D99C60DC028F67C945466B32578921F13BA1FCE",
   "next_scheduled_calculation_time": "13377718699384606"
}
