{
   "epochs": [ {
      "calculation_time": "13366219208816263",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366884128306305",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "932C17C3C08F72A311E5BC891A3E8C0625D12F75F8E9B205C5DAA893F4F79436",
   "next_scheduled_calculation_time": "13367488928306439"
}
