{
   "epochs": [ {
      "calculation_time": "13366220216724764",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366885199033988",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "59B2325160E14A70463A00015CA330F42934AC07C5BFF9AB694F0F2816FEC9CC",
   "next_scheduled_calculation_time": "13367489999034178"
}
