Get user Avatar
This endpoint is designed for web pages and uses client-side redirection.
This endpoint returns the avatar of the requested user id
returns the avatar of a user if the user have one or returns the default avatar for this user
also accepts .gif and .png at the end of the path (before the Query Parameters)
ID of the requested user.
Returns the avatar as gif if available (ending with .gif also works), default: false
Changes the size of the image, same as discord (does not works if the user have the default avatar),