Execute a catalog Item

    $url= "https://<FQDN>/catalog-service/api/consumer/entitledCatalogItems/c93f5548-f90a-4589-9941-2606b52d0a75/requests/template"
   $headers = New-Object "System.Collections.Generic.Dictionary[[String],[String]]"
   #$headers.Add('Accept','application/json')
   $headers.Add('Content-Type','application/json')
   $headers.Add('Authorization',"Bearer $vRAToken")

   $respon = Invoke-WebRequest -Uri $url -Method GET -Headers $headers
   Write-Host $respon