{
   "epochs": [ {
      "calculation_time": "13366607214730263",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367266777700946",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "F37F8EA9DCEB1B51F7BFAE9E92E8167842A3C808A98512E0D6BBEE60554933AD",
   "next_scheduled_calculation_time": "13367871577701158"
}
