filemanagement_user_file_service/services/file_access_service.cfg

{
    "services" : [{
            "name" : "file_access_service",
            "path" : ["/system/bin/sa_main", "/system/profile/file_access_service.json"],
            "uid" : "file_manager",
            "ondemand" : true,
            "secon" : "u:r:file_access_service:s0",
            "permission" : [
                "ohos.permission.FILE_ACCESS_MANAGER"
            ]
        }
    ]
}