"RequestId":a15bd6be-ae5f-4a87-86e7-4fb864cc9a91 ,签名没有问题,调用接口得时候就报{"Response":{"Error":{"Code":"AuthFailure.SignatureFailure","Message":"The provided credentials could not be validated. Please check your signature is correct."},"RequestId":"a15bd6be-ae5f-4a87-86e7-4fb864cc9a91"}},感谢
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