以下提供了几种主要语言的签名代码：

• Golang：https://github.com/volcengine/volc-openapi-demos/blob/main/signature/golang/sign.go
• Python：https://github.com/volcengine/volc-openapi-demos/blob/main/signature/python/sign.py
• Java：https://github.com/volcengine/volc-openapi-demos/blob/main/signature/java/Sign.java
• PHP：https://github.com/volcengine/volc-openapi-demos/blob/main/signature/php/sign.php
• Node.js：https://github.com/volcengine/volc-openapi-demos/blob/main/signature/nodejs/sign.js