{
   "epochs": [ {
      "calculation_time": "13366510752841659",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367173550462824",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "953B820630EDFDF4F904506673925ECF81CD1D9326043AB210F29A6B43D8C4D9",
   "next_scheduled_calculation_time": "13367778350463472"
}
