{
   "epochs": [ {
      "calculation_time": "13366669856803164",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367333255632577",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "1C5C0E211B00E0F3B37949E8197EB253041D75A90104AF730981B788E302512A",
   "next_scheduled_calculation_time": "13367938055632851"
}
