# WebhookPayloadMessageMessageAttachmentsInner
## Properties
**r#type** | Option<**String**> | Attachment type (image, video, file, sticker, audio) | [optional]
**url** | Option<**String**> | Attachment URL (may expire for Meta platforms) | [optional]
**payload** | Option<**serde_json::Value**> | Additional attachment metadata | [optional]
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