etc/on_demand/avsession_service.cfg

{
    "jobs" : [{
            "name" : "post-fs-data",
            "cmds" : [
                "mkdir /data/service/el2/public/av_session 0760 av_session av_session",
                "mkdir /data/service/el2/public/av_session/cache 0760 av_session av_session"
            ]
        }
    ],
    "services" : [{
            "name" : "av_session",
            "path" : ["/system/bin/sa_main", "/system/profile/av_session.json"],
            "uid" : "av_session",
            "gid" : ["av_session", "access_token"],
            "apl" : "system_core",
            "permission" : [
                "ohos.permission.DISTRIBUTED_DATASYNC",
                "ohos.permission.ACCESS_SERVICE_DM",
                "ohos.permission.ACCESS_CAST_ENGINE_MIRROR",
                "ohos.permission.ACCESS_CAST_ENGINE_STREAM",
                "ohos.permission.ABILITY_BACKGROUND_COMMUNICATION",
                "ohos.permission.GET_RUNNING_INFO",
                "ohos.permission.GET_BUNDLE_INFO_PRIVILEGED",
                "ohos.permission.EXECUTE_INSIGHT_INTENT",
                "ohos.permission.DISTRIBUTED_SOFTBUS_CENTER",
                "ohos.permission.LISTEN_BUNDLE_CHANGE",
                "ohos.permission.ACCESS_BLUETOOTH",
                "ohos.permission.USE_BLUETOOTH",
                "ohos.permission.DISTRIBUTED_DATASYNC",
                "ohos.permission.MANAGE_MEDIA_RESOURCES",
                "ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS",
                "ohos.permission.MANAGE_LOCAL_ACCOUNTS",
                "ohos.permission.RECEIVER_STARTUP_COMPLETED",
                "ohos.permission.MONITOR_DEVICE_NETWORK_STATE",
                "ohos.permission.PUBLISH_SYSTEM_COMMON_EVENT"
            ],
            "secon" : "u:r:av_session:s0",
            "ondemand" : true
        }
    ]
}