$fetch cannot get data correctly within Alipay in IOS

[xiaoyaoyaoGitHub]

Environment

• Operating System: Darwin
• Node Version: v20.13.1
• Nuxt Version: 3.12.4
• CLI Version: 3.12.0
• Nitro Version: 2.9.7
• Package Manager: [email protected]
• Builder: -
• User Config: extends, runtimeConfig, app, devtools, modules, imports, vant, generate, ssr, compatibilityDate, hooks
• Runtime Modules: @vant/[email protected], [email protected]
• Build Modules: -

Reproduction

https://stackblitz.com/edit/github-xaocez?file=app.vue

Describe the bug

When the client initiates a web request, the interface returns the data normally, but there is no _body in the onResponse of $fetch, which is only the case within Alipay

Additional context

No response

Logs

No response