{
   "epochs": [ {
      "calculation_time": "13366292202237685",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366956445687947",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "5660A2633AE5DD8665CE390CF0B7ABF9548C06294352B4E1914F4529A0BF171F",
   "next_scheduled_calculation_time": "13367561245688245"
}
