Mouse Wheel Over Game Object

class Example extends Phaser.Scene
{
    preload ()
    {
        this.load.setBaseURL('https://cdn.phaserfiles.com/v410');
        this.load.image('poo', 'assets/sprites/poo.png');
    }

    create ()
    {
        this.add.text(10, 10, 'Scroll your mouse-wheel up and down over the sprite', { font: '16px Courier', fill: '#00ff00' });

        const poo = this.add.image(400, 300, 'poo').setInteractive();

        poo.on('wheel', function (pointer, deltaX, deltaY, deltaZ)
        {

            this.scale += deltaY * -0.001;

        });
    }
}

const config = {
    scale: { mode: Phaser.Scale.FIT },
    type: Phaser.AUTO,
    parent: 'game-container',
    width: 800,
    height: 600,
    scene: Example
};

const game = new Phaser.Game(config);