{
   "epochs": [ {
      "calculation_time": "13366530166443487",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367192349916134",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "852CA1630D0C24CFCEDEC23C14B32314807547C8F8D8AA8147C59E4789097039",
   "next_scheduled_calculation_time": "13367797149916294"
}
