{
   "epochs": [ {
      "calculation_time": "13366713020981103",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367377498046300",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "C27F00518D1833FCE6179563E0271E8FC9D701FDEE8CD94E1796201483F18138",
   "next_scheduled_calculation_time": "13367982298047114"
}
