{
   "epochs": [ {
      "calculation_time": "13366351669717009",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367017282680113",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "4F4771042B3ACC5F6A44EF07107A5ECA2433B497C723E6D1A865378208E5CAE9",
   "next_scheduled_calculation_time": "13367622082680681"
}
