{
   "epochs": [ {
      "calculation_time": "13366324839634447",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366990564412771",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "F0653A0B7C28D0647B78E141F7F13138B74D17657B2665BA89E169DB5E23CF55",
   "next_scheduled_calculation_time": "13367595364412874"
}
