{
   "epochs": [ {
      "calculation_time": "13366779021615760",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367452089551647",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "5C60F8181D2A4A4B3E86221CEB8F9858BAE4DF21A2175F34A405B3F62223BCC0",
   "next_scheduled_calculation_time": "13368056889551836"
}
