File

File object is a JSON attached to a message that contains information about an attachment.

{
    type: "image",
    url: "https://urltofile.com/image.jpeg",
    size: "2 MB",
    name: "Assignment Notes"
}

Field	Type	Description
type	string	The type of the file. image | video | file | gif
url	string	The url to the file
size	string	The size of the file.
name	string	The name of the file