createspaurl.ps1

$urls = @("https://test123.com/callback","https://test123.com/silent")
$appObjId = "f"


$app = az rest --method get --headers "Content-Type=application/json" --uri "https://graph.microsoft.com/beta/applications/$appObjId" 
$app = $app | ConvertFrom-Json

if(!$app.spa){
    Write-Host "api respone does not contain spa"
    exit 1
}

foreach ($url in $urls) {
    if($app.spa.redirectUris -notcontains $url)
    {
        Write-Host -ForegroundColor Green "adding $url"
        $app.spa.redirectUris += $url
    }
}

$redirectUris = $app.spa.redirectUris | ConvertTo-Json

$json = @"
{
    "spa":{"redirectUris":$redirectUris}
}
"@


$escapedBody =  $json | ConvertFrom-Json | ConvertTo-Json -Compress | ConvertTo-Json

az rest --method patch --headers "Content-Type=application/json" --uri "https://graph.microsoft.com/beta/applications/$appObjId" --body $escapedBody

gistfile1.txt

$urls = @("https://test123.com/callback","https://test123.com/silent")
$appObjId = "f"


$app = az rest --method get --headers "Content-Type=application/json" --uri "https://graph.microsoft.com/beta/applications/$appObjId" 
$app = $app | ConvertFrom-Json

if(!$app.spa){
    Write-Host "api respone does not contain spa"
    exit 1
}

foreach ($url in $urls) {
    if($app.spa.redirectUris -notcontains $url)
    {
        Write-Host -ForegroundColor Green "adding $url"
        $app.spa.redirectUris += $url
    }
}

$redirectUris = $app.spa.redirectUris | ConvertTo-Json

$json = @"
{
    "spa":{"redirectUris":$redirectUris}
}
"@


$escapedBody =  $json | ConvertFrom-Json | ConvertTo-Json -Compress | ConvertTo-Json

az rest --method patch --headers "Content-Type=application/json" --uri "https://graph.microsoft.com/beta/applications/$appObjId" --body $escapedBody