红帽全球峰会306.2.2. 查询参数(5 参数)：
| 名称 | 描述 | 默认 | 类型 |
|---|---|---|---|
| iconEmoji (producer) | 使用 Slack emoji 作为 avatar | 字符串 | |
| iconUrl (producer) | 向频道或用户发送消息时，组件将使用的 avatar。 | 字符串 | |
| username (producer) | 这是 bot 在向频道或用户发送消息时具有的用户名。 | 字符串 | |
| webhookUrl (producer) | 传入的 webhook URL | 字符串 | |
| 同步 （高级） | 设置同步处理是否应当严格使用，还是允许 Camel 使用异步处理（如果受支持）。 | false | 布尔值 |
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