{
   "epochs": [ {
      "calculation_time": "13370380060108470",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13376676737313279",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "E8FF90E38CB8303CEE16536427BD71C006202EC9059950E848DDEC9563A99278",
   "next_scheduled_calculation_time": "13377281537313596"
}
