{
   "epochs": [ {
      "calculation_time": "13370540332631811",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13377072555965922",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "77D4D4CCE71B33772B279B482C4EFF65126F5240F5DE42961BBE8F4B1182324D",
   "next_scheduled_calculation_time": "13377677355966274"
}
