问ConfirmEvent 报4100错， 签名应该没有问题，参数的顺序各种调换还是不行？

签名原文：

GETvod.api.qcloud.com/v2/index.php?Action=ConfirmEvent&Nonce=1063050693&Region=bj&SecretId=AKIDKbqxzv8hEewDQZslpolX9nSTO7f1hkWK&Timestamp=1538322260&msgHandle.0=8083416973065462225&msgHandle.1=8083605512238233796&msgHandle.2=8083428333028259451&msgHandle.3=8083573061772197309&msgHandle.4=8083646863974843387&msgHandle.5=8083623496789367162&msgHandle.6=8083525869808969702&msgHandle.7=8083404768470633374&msgHandle.8=8083569475028465463&msgHandle.9=8083591464232640310&msgHandle.10=8083503380531691261&msgHandle.11=8083630621125879408&msgHandle.12=8083530075247669132&msgHandle.13=8083586003526309191&msgHandle.14=8083610475784798667&msgHandle.15=8083430137933609411

调用ConfirmEvent 接口url

https://vod.api.qcloud.com/v2/index.php?Action=ConfirmEvent&Nonce=1063050693&Region=bj&SecretId=AKIDKbqxzv8hEewDQZslpolX9nSTO7f1hkWK&Timestamp=1538322260&msgHandle.0=8083416973065462225&msgHandle.1=8083605512238233796&msgHandle.2=8083428333028259451&msgHandle.3=8083573061772197309&msgHandle.4=8083646863974843387&msgHandle.5=8083623496789367162&msgHandle.6=8083525869808969702&msgHandle.7=8083404768470633374&msgHandle.8=8083569475028465463&msgHandle.9=8083591464232640310&msgHandle.10=8083503380531691261&msgHandle.11=8083630621125879408&msgHandle.12=8083530075247669132&msgHandle.13=8083586003526309191&msgHandle.14=8083610475784798667&msgHandle.15=8083430137933609411&Signature=ePIzN12rO6FXrIS7lXi7lmQ%2BKbo%3D