{
   "epochs": [ {
      "calculation_time": "13366647076963629",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367308053494007",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "D34AE62415FDA2D44983A327616A22EEB6739F85EC625AFC9D26CB8A85FE30EC",
   "next_scheduled_calculation_time": "13367912853494441"
}
