{
   "epochs": [ {
      "calculation_time": "13370890555786315",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13378914199843467",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "609FA623237B9124B573411B5028C197DC0C1947FD5CCE8D22E35D7CD0A45E3E",
   "next_scheduled_calculation_time": "13379518999843510"
}
