{
   "epochs": [ {
      "calculation_time": "13366870456695767",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13368526939517061",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "0032FB43DF91FDEF24EC47795148480643914D129137AF146410F5697DF38D77",
   "next_scheduled_calculation_time": "13369131739517203"
}
