{
   "epochs": [ {
      "calculation_time": "13366506791170342",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367169739098546",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "FE8A8F47D6CDAEF16EC65E9A09DA95E352B0513EAC4AF7BD1155DFA6315FB1D9",
   "next_scheduled_calculation_time": "13367774539098902"
}
