{
   "epochs": [ {
      "calculation_time": "13366440906816043",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367104739875999",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "C5E9240183C3EA8F6B4D7E7FF416CA4E55510F289505BB2D17C764B724606406",
   "next_scheduled_calculation_time": "13367709539876209"
}
