示例值:eyJvcyI6ImFuZHJvaWQiLCJ2ZXJzaW9uIjoiMy4zLjQuMSIsInBhY2thZ2VzIjoiY24uVHVIdS5hbmRyb2lkKiY2LjU4LjAiLCJwcm9maWxlX3RpbWUiOjM3NiwiaW50ZXJ2YWxfdGltZSI6NywidG9rZW5faWQiOiJvSE9PRFlvVm1GXC80YlBvQTBiWFFuNWtHSXREdXRNR0VzYlV5OGIrOGdlWjBqYmtqek1TcjMweWNYUm5cL0xHUDh1M0o2dEZxSmt1RGxpUU1FSHNaanpBPT0ifQ==