{
   "epochs": [ {
      "calculation_time": "13370546982627266",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13377136311898943",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "FB8A39E802A92117D68814AA8F17DDE3796B01C672A0751B8414375B52F4D551",
   "next_scheduled_calculation_time": "13377741111899227"
}
