@SuppressWarnings("unchecked")
    @Override
    public Boolean execute() {
        api.unsubscribeRoomGroup(CommandUtil.getSfsUser(user, api), groupId);
        return Boolean.TRUE;
    }
@ SuppressWarnings ( "unchecked" ) @ Override public Boolean execute ( ) { api . unsubscribeRoomGroup ( CommandUtil . getSfsUser ( user , api ) , groupId ) ; return Boolean . TRUE ; }
/* (non-Javadoc)
@see com.tvd12.ezyfox.core.command.BaseCommand#execute()