{
   "epochs": [ {
      "calculation_time": "13366629745120691",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367289968038807",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "04E3A5F08FE2618981DF96290EA2CF7E0C9FBAA4FCEE4B80A9E7123D29C64D9B",
   "next_scheduled_calculation_time": "13367894768039347"
}
