fix graph preset saving

Author: JohnDuprey

Modules/CIPPCore/Public/Entrypoints/HTTP Functions/Tenant/Tools/Invoke-ExecGraphExplorerPreset.ps1

@@ -12,12 +12,12 @@ Function Invoke-ExecGraphExplorerPreset {
 
     $APIName = $Request.Params.CIPPEndpoint
     Write-LogMessage -headers $Request.Headers -API $APINAME -message 'Accessed this API' -Sev 'Debug'
-    #UNDOREPLACE
-    $Username = ([System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($request.headers.'x-ms-client-principal')) | ConvertFrom-Json).userDetails
-    # Write to the Azure Functions log stream.
-    Write-Host 'PowerShell HTTP trigger function processed a request.'
+    $Username = $request.headers.'x-ms-client-principal-name'
+
     $Action = $Request.Body.Action ?? ''
 
+    Write-Information ($Request.Body | ConvertTo-Json -Depth 10)
+
     switch ($Action) {
         'Copy' {
             $Id = $Request.Body.preset.id ?  $Request.Body.preset.id: (New-Guid).Guid