void call(Map config = [:], String packageName) {
    publishURL = [ config.nexusBase, 'repository', config.nexusRepository, config.nexusRepoPath, packageName ].join('/')

    echo 'Info: Publishing...'
    echo "Info: ${publishURL}"
    response = httpRequest authentication: 'publisher',
        consoleLogResponseBody: true,
        contentType: 'APPLICATION_FORM_DATA',
        url: publishURL,
        wrapAsMultipart: true,
        httpMode: 'PUT',
        validResponseCodes: '201',
        multipartName: "${packageName}", 
        uploadFile: packageName

    echo "Response: ${response.content}"
}