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docs/en_US/guide/notifications.md

@@ -2,6 +2,9 @@ Nezha Monitoring supports monitoring of server load, CPU, memory, hard disk, dat
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 ## Flexible notification methods 
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+In panel messages, the placeholder `#DATETIME#` represents the timestamp of when an event occurs. When the notification is triggered, the panel automatically replaces #DATETIME# with the actual time of the event.
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 `#NEZHA#` is the panel message placeholder, the panel will automatically replace the placeholder with the actual message when it triggers the notification    
 
 The content of Body is in `JSON` format：**When the request type is FORM**，the value is in the form of `key:value`，`value` can contain placeholders that will be automatically replaced when notified. **When the request type is JSON** It will only do string substitution and submit to the `URL` directly.

docs/guide/notifications.md

@@ -6,6 +6,9 @@ outline: deep
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 ## 灵活的通知方式  
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+在面板消息中，占位符 `#DATETIME#` 代表事件发生的时间戳。当通知被触发时，面板会自动将 `#DATETIME#` 替换为事件的实际时间。
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 `#NEZHA#` 是面板消息占位符，面板触发通知时会自动用实际消息替换占位符  
 
 Body 内容是`JSON` 格式的：**当请求类型为 FORM 时**，值为 `key:value` 的形式，`value` 里面可放置占位符，通知时会自动替换。**当请求类型为 JSON 时** 只会简单进行字符串替换后直接提交到`URL`。