Unable to upload file to Raw repo using Powershell

$publishUrl="https://nexus.contoso.com/repository/artifacts/foo/bar.zip"
$packageName = "bar.zip"
$username="upload-user"
$password="upload-user-pass"

$params = @{
  UseBasicParsing = $true
  Uri             = $publishUrl
  Method          = "PUT"
  InFile          = $packageName
  Headers         = @{
    ContentType   = "application/zip"
    Authorization = "Basic $([System.Convert]::ToBase64String([System.Text.Encoding]::ASCII.GetBytes("$username`:$password")))" 
  }
  Verbose         = $true
}
Invoke-WebRequest @params

Invoke-WebRequest : Anti cross-site request forgery token mismatch