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## 4.46.3

**`(fix):`** 修复空请求主体问题，其中具有全可选字段的端点会发送空主体而不是 `{}`。当端点具有请求主体类型但所有字段都是可选的时，SDK 现在正确发送 `{}` 作为有效 JSON，而不是完全省略主体。