{
   "epochs": [ {
      "calculation_time": "13366695696234998",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367359952581625",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "28E4FC3D3401DBD66D85704F81BDFE9454CC949B9F105E24AEDC04983A95CBE4",
   "next_scheduled_calculation_time": "13367964752582078"
}
