PowerShell Script: Execute Orchestrator API Call with an Access Token

[System.String]$strUsername = "service-account-name";
[System.String]$strHostFQDN = "orchestrator.cloudbuildtools.com";
[System.String]$strRequestUri = "https://$strHostFQDN/vco/api/workflows?maxResult=10&startIndex=0&queryCount=false"; 
[System.Management.Automation.PSObject]$objPSObjectHeaders = @{"Accept" = "application/json"; "Authorization" = $strAccessToken };
[Microsoft.PowerShell.Commands.BasicHtmlWebResponseObject]$objBasicHtmlWebResponseObject = Invoke-WebRequest -Method Get -Uri $strRequestUri -Headers $objPSObjectHeaders -SkipCertificateCheck -SkipHeaderValidation;
Write-Host $objBasicHtmlWebResponseObject.content;