{
   "epochs": [ {
      "calculation_time": "13366374688329487",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367039731762642",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "E4284C682B85827903A14709B69181A4EE70D948B5345F4E57CF22665558E473",
   "next_scheduled_calculation_time": "13367644531763257"
}
