> For the complete documentation index, see [llms.txt](https://help.bluecore.vn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.bluecore.vn/english/flows/cac-su-kien-kich-hoat/zalo.md).

# Zalo

- [When user feedback ZNS message](https://help.bluecore.vn/english/flows/cac-su-kien-kich-hoat/zalo/when-user-feedback-zns-message.md): Suspend workflow execution until user feedback ZNS message