{
   "epochs": [ {
      "calculation_time": "13366345783717866",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367011585314144",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "15DCCAE0B67AE78489F236756B8D802F51D1E6FAE01F9AC860551ADB2496AA5B",
   "next_scheduled_calculation_time": "13367616385314503"
}
