Tyreek Hill Autographed Kansas City Chiefs Logo Football- JSA W Authenticated Tyreek Hill Autographed Kansas City Chiefs Logo Football. This item has a James Spence Witness Authentication, which Comes with a JSA #'ed Sticker and a Matching JSA COA. You can view this item on the JSA website and it shows when and where the item was signed. It was signed either at a public autograph appearance or a Private Signing. This is a stock photo of the item. Although you may not receive this exact item, the item you receive is virtually identical and brand new in great shape. .