Optionalattachment_The id of the uploaded attachment. This field is ignored and provided by the API as part of the response
Optionalcontent_The media type of the content. This field is ignored and provided by the API as part of the response
OptionalflagsOptionalheightThe height of the media item. This field is ignored and provided by the API as part of the response
Optionalloading_OptionalplaceholderOptionalplaceholder_Optionalproxy_The proxied url of the media item. This field is ignored and provided by the API as part of the response
Supports arbitrary urls and attachment://
OptionalwidthThe width of the media item. This field is ignored and provided by the API as part of the response
See
https://discord.com/developers/docs/components/reference#unfurled-media-item-structure