{
   "epochs": [ {
      "calculation_time": "13366311967486534",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366977018193095",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "9A8610A96688B019B574BE5A0B54AB71706D2022099F92A68428EC86ED5EE3AB",
   "next_scheduled_calculation_time": "13367581818193337"
}
