{
   "epochs": [ {
      "calculation_time": "13366806337277923",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367480481996188",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "7F8A3C3C7589A8E951727861D444752773890682C166F0CB03CE68753CD5E49E",
   "next_scheduled_calculation_time": "13368085281996633"
}
