{
   "epochs": [ {
      "calculation_time": "13366453081148271",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367116724114144",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "3302821D61AEAFD271EE30C302430CBE8C663DFDB230AFC36D28EE7A249A50B1",
   "next_scheduled_calculation_time": "13367721524114566"
}
