用generatePresignedUrl查路径,偶尔会报SignatureDoesNotMatch

使用generatePresignedUrl获取文件的外部访问路径时，有时候完全没问题，但是有时候返回的url就会报签名错误，明明什么都没改，多点几次请求，就有可能碰到，这是为什么？

<Error>
<Code>SignatureDoesNotMatch</Code>
<Message>The request signature we calculated does not match the signature you provided. Check your key and signing method.</Message>
<RequestId>6762764D478EF43138DD85B3</RequestId>
<HostId>cjbtest01.oss-cn-beijing.aliyuncs.com</HostId>
<OSSAccessKeyId>LTAI5tRn4D**********</OSSAccessKeyId>
<SignatureProvided>X9GyA UXyxX7U uYpRhQ4vNOu5g=</SignatureProvided>
<StringToSign>GET 1734507839 /test01/next/ATTACHMENT-NEXT/SH02/202412052ee5810b0335485a8ef8c02e6178c598/thumbnail/thumbnail_20241218_SH02_sample_1734493089119.png</StringToSign>
<StringToSignBytes>47 45 54 0A 0A 0A 31 37 33 34 35 30 37 38 33 39 0A 2F 63 6A 62 74 65 73 74 30 31 2F 61 74 74 61 63 68 6D 65 6E 74 2D 6E 65 78 74 2F 41 54 54 41 43 48 4D 45 4E 54 2D 4E 45 58 54 2F 53 48 30 32 2F 32 30 32 34 31 32 30 35 32 65 65 35 38 31 30 62 30 33 33 35 34 38 35 61 38 65 66 38 63 30 32 65 36 31 37 38 63 35 39 38 2F 74 68 75 6D 62 6E 61 69 6C 2F 74 68 75 6D 62 6E 61 69 6C 5F 32 30 32 34 31 32 31 38 5F 53 48 30 32 5F 73 61 6D 70 6C 65 5F 31 37 33 34 34 39 33 30 38 39 31 31 ******* </StringToSignBytes>
<EC>0002-00000040</EC>
<RecommendDoc>https://api.aliyun.com/troubleshoot?q=0002-00000040</RecommendDoc>
</Error>