{
   "epochs": [ {
      "calculation_time": "13371118696904287",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13379524028208572",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "F5222C42287E25E56875E714CAE6F79227AB43865C5B834B27E6A2B2518C6A74",
   "next_scheduled_calculation_time": "13380128828208671"
}
