// Input the NekoCAS URL and the service secret.
cas := NekoCAS.New("https://cas.n3ko.co", "vNOZpKdqnUYcztBjUhvvPLpeYCIIBVev")
// Validate the ticket.
user, err := cas.Validate("ST-oadwZVbq5lUy151InUCC6UHDLI2l586k")
if err != nil {
log.Println(err)
return
} else {
log.Println(user.Token)
}