Fan token are what they are called. Proof of ownership or even membership can be represented by token assets. The most common of which is currentlyEthereum and their standard token, is a specializedBlockchain that was developed with native intent to support token.

How do Fan token work? The digital currency for the chiliZ and Socios.com platform is called Chiliz. There is a new category of token called the Fan token. Once onboard the Socios.com platform, yet to-be-announced club partners host what has been called a Fan token Offering. Fans need to purchase $CHZ via the exchange in order to get Fan Tokens.
About Galatasaray. The Galatasaray Sports Club was founded in 1905 by the students of Galatasaray Lycee.