I’m currently using this document from Meta API to send the file to Messenger via API call
https://developers.facebook.com/docs/messenger-platform/reference/attachment-upload-api/

When I’m trying with using the image URL like the document

I am successfully got the attachment_id like this

However when I’m using request for an upload from a file that using file path.

I’m trying to doing the same call on Postman using a path from my local machine that lead to an image. But I got error

Not sure what I go wrong? Could anyone help?