{
    "services" : [{
            "name" : "scan_service",
            "path" : ["/system/bin/sa_main", "/system/profile/scan_service.json"],
            "ondemand" : true,
            "uid" : "print",
            "gid" : ["print", "shell", "usb_host"],
            "secon" : "u:r:scan_service:s0",
            "permission" : [
                "ohos.permission.MANAGE_USB_CONFIG",
                "ohos.permission.PRINT"
            ]
        }
    ]
}