$servicePrincipalConnection=Get-AutomationConnection -Name $connectionName

Write-Output $servicePrincipalConnection

Write-Output "Logging in to Azure..."
Add-AzureRmAccount `
    -ServicePrincipal `
    -TenantId $servicePrincipalConnection.TenantId `
    -ApplicationId $servicePrincipalConnection.ApplicationId `
    -CertificateThumbprint $servicePrincipalConnection.CertificateThumbprint