There is a limitation on how you are send and receive an attachment.
Limitation
| Image | "png", "jpg", "jpeg", "webp" |
| Video | "mp4" |
| File | "pdf", "doc", "docx", "xls", "xlsx", "csv", "txt" |
| Audio | "mp3" |
| Max size | 10MB |
If you try sending attachment outside this file limitation rules, your API will return false.
For every attachment outside this file limitation rules sent to your device while using fonnte will not be sent to your webhook or forward attachment target.