File (FILE)

Generic file attachment. MIME types that cannot be classified as image, video, or audio fall into this type.

data schema

{
  url: string;
  mime: string;
  path: string;
  size: number;
  fileName: string;
  extension: string;
  caption?: string;
}

Field	Type	Description
url	string	Download URL
mime	string	MIME type (e.g. application/pdf)
path	string	Storage path
size	number	Size (bytes)
fileName	string	File name
extension	string	Extension (e.g. pdf)
caption	string?	Optional caption

Example

{
  "id": "a7b8c9d0-e1f2-3456-0123-567890123456",
  "createdAt": "2026-07-24T10:05:00.000Z",
  "type": "FILE",
  "nameOfSender": "Support Bot",
  "isFromSupport": true,
  "data": {
    "url": "https://os.chatbot.aithinks.net/chat-assets/chats/.../sozlesme.pdf",
    "mime": "application/pdf",
    "path": "chats/.../sozlesme.pdf",
    "size": 1024000,
    "fileName": "sozlesme.pdf",
    "extension": "pdf",
    "caption": "Sözleşme taslağı"
  }
}

UI recommendation

• Show a file icon + fileName + download link (url).
• IMAGE / VIDEO / AUDIO / FILE share the same media schema; the difference is the type field.