{
   "epochs": [ {
      "calculation_time": "13371114633068267",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13379509495178190",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "583E7098FB4C5FC1DCBE816E98C8AFE568649A60CBE9E17EFC06EED100274125",
   "next_scheduled_calculation_time": "13380114295178466"
}
