How to remove or add items to a Giveaway Campaign

video1.0<iframe src="https://www.loom.com/embed/2de792e133744627b2f8d2596b814408" frameborder="0" width="882" height="661" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>661882Loomhttps://www.loom.com661882https://cdn.loom.com/sessions/thumbnails/2de792e133744627b2f8d2596b814408-00001.gif56How to remove or add items to a Giveaway Campaign