{
   "epochs": [ {
      "calculation_time": "13370774851027382",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13378015856992925",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "1DFADF81FA248A215E94A2F7DEA5B79C7564B82112BBD87A0CBFFA4E73595352",
   "next_scheduled_calculation_time": "13378620656993117"
}
