mock-redfish-server/mockup/redfish/v1/Systems/1/Storage/1/Volumes/index.json

{
    "@odata.type": "#VolumeCollection.VolumeCollection",
    "Name": "Computer Volume Collection",
    "@odata.context": "/redfish/v1/$metadata#VolumeCollection.VolumeCollection",
    "Members": [],
    "Description": "Computer Volume Collection",
    "@odata.id": "/redfish/v1/Systems/1/Storage/1/Volumes",
    "Members@odata.count": 0
}