{
   "epochs": [ {
      "calculation_time": "13366733161952682",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367404320753518",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "5A41FBD273F0F1FF86AADC879BBA1347EA686A62E55E9F03158298FD86E73617",
   "next_scheduled_calculation_time": "13368009120753755"
}
