$ curl \
    -k \
    -s \
    --user kraadmin:Secret.123 \
    -d @- \
    -H "Content-Type: application/json" \
    -H "Accept: application/json" \
    https://localhost.localdomain:8443/kra/rest/agent/keyrequests << EOF | python -m json.tool
{
    "Attributes": {
        "Attribute": [
            {
                "name": "algorithmOID",
                "value": "{2 16 840 1 101 3 4 1 2}"
            },
            {
                "name": "clientKeyID",
                "value": <client key ID>
            },
            {
                "name": "dataType",
                "value": "passPhrase"
            },
            {
                "name": "keyAlgorithm",
                "value": ""
            },
            {
                "name": "symmetricAlgorithmParams",
                "value": <base64-encoded data>
            },
            {
                "name": "transWrappedSessionKey",
                "value": <base64-encoded data>
            },
            {
                "name": "wrappedPrivateData",
                "value": <base64-encoded data>
            }
        ]
    },
    "ClassName": "com.netscape.certsrv.key.KeyArchivalRequest"
}
EOF
{
    "requestInfo": {
        "requestType": "securityDataEnrollment",
        "requestStatus": "complete",
        "requestURL": "https://localhost.localdomain:8443/kra/rest/agent/keyrequests/1",
        "keyURL": "https://localhost.localdomain:8443/kra/rest/agent/keys/1",
        "keyId": 1,
        "requestId": "0x1"
    },
    "keyId": 1,
    "requestId": "0x1"
}