I have script in discord.js to send message.content and message.attachments eg. picture from user in bot message.
Script:
client.on("message", message => {
    message.channel.send({
         "embed": {
            "color": 14680086,
            "description": message.content + message.attachments,
            "author": {
                "icon_url": "url to some picture",
                "url": "url to some picture",
                "name": "some text"
            }
        }
    })
})
Bot sends message.content but when I add a picture I get [object Map].
 
     
    