PowerShell Script: Execute Orchestrator API Call

[System.String]$strUsername = "service-account-name";
[System.String]$strHostFQDN = "orchestrator.cloudbuildtools.com";
[System.String]$strUri = "https://$strHostFQDN/vco/api/workflows?maxResult=10&startIndex=0&queryCount=false";
[System.Management.Automation.PSCredential]$objPSCredential = $Host.UI.PromptForCredential("Enter the service account password", "Enter the service account password", $strUsername, "");
[System.Management.Automation.PSCredential]$objPSCredential = Get-Credential -UserName $strUsername -Message "Enter the service account password" -Title "Enter the service account password";
[Microsoft.PowerShell.Commands.BasicHtmlWebResponseObject]$objBasicHtmlWebResponseObject = Invoke-WebRequest -Method Get -Uri $strUri -Authentication Basic -Credential $objPSCredential -SslProtocol Tls12 -ConnectionTimeoutSeconds 15 -OperationTimeoutSeconds 30 -ContentType "application/json"  -SkipCertificateCheck -SkipHeaderValidation;
Write-Host $objBasicHtmlWebResponseObject.Content;