{
   "epochs": [ {
      "calculation_time": "13366480758951374",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367143662149419",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "82226047DF777723608F387631DAACA341F22D7917C6E4E920D37316C9402490",
   "next_scheduled_calculation_time": "13367748462149574"
}
