{
   "epochs": [ {
      "calculation_time": "13366298530361514",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366962847644462",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "AF6AB2DD160B88B2A5B1448410D3B1D538244D2FDB4337F1E4F4E83579CCD56C",
   "next_scheduled_calculation_time": "13367567647644682"
}
