Hello
I was trying to import private key using GMU by hitting restman's API and sending xml file in the request.
I was able to import it using Firefox's rest client but not through GMU, here is the command I am using and request xml.
GatewayMigrationUtility.bat restman --header Content-Type:application/xml --method POST --path 1.0/privateKeys/00000000000000000000000000000002:jwt%20issuer/import --request C:\projects\requests\request_import_private_key.xml -z C:\projects\ssg_awsi.properties
Content of request_import_private_key.xml is:-
<l7:PrivateKeyImportContext xmlns:l7="http://ns.l7tech.com/2010/04/gateway-management">
<l7:Pkcs12Data>MIACAQMwgAYJKoZIhvcNAQcBoIAkgASCA0gwgDCABgkqhkiG9w0BBwGggCSABIHX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</l7:Pkcs12Data>
<l7:Password>123456</l7:Password>
</l7:PrivateKeyImportContext>