{
   "epochs": [ {
      "calculation_time": "13366645154098401",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367305989406650",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "7A6B296EDE4387D3494BE6FE9222C10094232A82608DF1351E5D7247A724F9F9",
   "next_scheduled_calculation_time": "13367910789407176"
}
