待修改文本：Please indicate whether you are the authorized representative of the parties involved in this dispute by checking "yes" or "no" below. If you answer "yes," please provide a copy of authorization documentation.

需要改为更正式的、专业性更强的表达
user
请通过在下方勾选“是”或“否”来确认您是否为本案相关方的授权代表。如您的回答为“是”，请提交相应的授权文件副本以供核查。
assistant