{
   "epochs": [ {
      "calculation_time": "13370599419690687",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13373681978360472",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "E51CDB6BEE97A6218F5B19CAED8A4CE1843D9819C7087DA49E351BDF49E5882A",
   "next_scheduled_calculation_time": "13374286778361361"
}
