Alert View contains an Image View inside.

AlertViewWithImageView.swift

let showAlert = UIAlertController(title: "<#Title#>", message: "<#Message#>", preferredStyle: .alert)
let imageView = UIImageView(frame: CGRect(x: <#Int#>, y: <#Int#>, width: <#Int#>, height: <#Int#>))

imageView.image = <#UIImage#>
showAlert.view.addSubview(imageView)

let height = NSLayoutConstraint(item: showAlert.view, attribute: .height, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: <#Int#>)
let width = NSLayoutConstraint(item: showAlert.view, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: <#Int#>)

showAlert.view.addConstraint(height)
showAlert.view.addConstraint(width)

showAlert.addAction(UIAlertAction(title: "<#Button Text#>", style: .default, handler: { action in
    <#Action#>
}))

self.present(showAlert, animated: true, completion: nil)