{
   "epochs": [ {
      "calculation_time": "13366460759246719",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367124448707912",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "BD00B8585A145D3845D2F8EC56BDA030CA314E0B068F1C8A7D63BAE3329CBD9B",
   "next_scheduled_calculation_time": "13367729248708318"
}
