{ "volume": { "host": null, "cluster": "cluster@backend", "ref": { "source-name": "existingLV", "source-id": "1234" }, "name": "New Volume", "availability_zone": "az2", "description": "Volume imported from existingLV", "volume_type": null, "bootable": true, "metadata": { "key1": "value1", "key2": "value2" } } }