How to mount image using nfs?

Hi, everyone

When i try to insert virtual media my redfish implemitation gives me 500 error.

Body of the request:

{
"Image": "//172.29.225.6/mnt/data1/Common_new/iso_mount/usbstick.iso",
"MediaType": "CD",
"Inserted": true,
"WriteProtected": true,
"TransferProtocolType": "NFS",
"UserName": "",
"Password": ""
}

Request body:

{
"error": {
"@message.ExtendedInfo": [
{
"@odata.type": "#Message.v1_1_1.Message",
"Message": "The request failed due to an internal service error. The service is still operational.",
"MessageArgs": [],
"MessageId": "Base.1.8.1.InternalError",
"MessageSeverity": "Critical",
"Resolution": "Resubmit the request. If the problem persists, consider resetting the service."
}
],
"code": "Base.1.8.1.InternalError",
"message": "The request failed due to an internal service error. The service is still operational."
}
}