{
   "epochs": [ {
      "calculation_time": "13366785400064617",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367459014005358",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "6633BEA1F792D1A6BB086E01865C6786829A884893704FD26EB138BAD87D4DCD",
   "next_scheduled_calculation_time": "13368063814005444"
}
