Please install the plugins, otherwise it will not work
DeluxeMenus: https://www.spigotmc.org/resources/deluxemenus.11734/
PlaceholderAPI: https://www.spigotmc.org/resources/placeholderapi.6245/
Optional Dependencies
Optional:
(Install Vault & EssentialsX if you want the money statistic:
Vault: https://www.spigotmc.org/resources/vault.34315/
EssentialsX: https://essentialsx.net/downloads.html)