public Object observeGame(long id, String password) {
        return client.sendRpcAndWait(SERVICE, "observeGame", id, password);
    }
public Object observeGame ( long id , String password ) { return client . sendRpcAndWait ( SERVICE , "observeGame" , id , password ) ; }
Join a password-protected game as a spectator
@param id The game id
@param password The password of the game
@return unknown