[BUG]: 插件钱包 Tron nile 预估gas费接口报错503

<img width="375" height="720" alt="Image" src="https://github.com/user-attachments/assets/c2b66b26-6006-450a-b4be-10ec72652f2b" />
{"code":40001,"message":"Request failed with status code 503"}
RequestId: f278d0a5-b916-4f0c-8c6f-3b6d001155cb