签名计算方式:sha256("timestamp={时间戳}&secret={secretkey}")
在线加密工具:https://crypot.51strive.com/sha256.html
示例:
加密前: timestamp=1677148682&secret=9e3df800bbcbb1b8fc97bf78ed95a95a92aa3a155d270f1e48eb330c2d435321
加密后: 110a20dcbe1fef5456051a8887c8d1aeba637bbc624e606697fb82a7e7ded604