{
   "epochs": [ {
      "calculation_time": "13366346267098003",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367011987325787",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "734F197042DE4E79D7D4C217B740B833025101121EBDED445286C6E914C255C2",
   "next_scheduled_calculation_time": "13367616787325989"
}
