{
   "epochs": [ {
      "calculation_time": "13366481865399297",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367144602632322",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "C6B034D6E0B87FCE1EE6C937519D07A9D139A18D10245CBC42503363D7272CE8",
   "next_scheduled_calculation_time": "13367749402632494"
}
