{
   "epochs": [ {
      "calculation_time": "13366615085110738",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367274935096757",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "5B621379868271DA78534FE82EF21FA8BC00B8BE4A25BCD16CB72970B9228850",
   "next_scheduled_calculation_time": "13367879735096987"
}
