{
   "epochs": [ {
      "calculation_time": "13366748733362464",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367420590846734",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "8240343B0F3E753B18F139834B2341862B1603F8CDDDF1C5802D6E23AB68DE67",
   "next_scheduled_calculation_time": "13368025390846880"
}
