IdTester.cs

using Squidex.ClientLibrary;
using System.Text.Json;

var idsFile = File.ReadAllText("failed-ids.json");
var idsList = JsonSerializer.Deserialize<List<string>>(idsFile)!;

var appName = "ids-test";

var client = new SquidexClient(new SquidexOptions
{
    AppName = appName,
    ClientId = "root",
    ClientSecret = "xeLd6jFxqbXJrfmNLlO2j1apagGGGSyZJhFnIuHp4I0=",
    Url = "https://localhost:5001",
    IgnoreSelfSignedCertificates = true,
});

try
{
    await client.Apps.PostAppAsync(new CreateAppDto
    {
        Name = appName
    });

    Console.WriteLine("App created.");
}
catch (SquidexException ex) when (ex.StatusCode == 400)
{
    Console.WriteLine("App already exists.");
}

var schemaName = "ids-test";
try
{
    await client.Schemas.PostSchemaAsync(new CreateSchemaDto
    {
        Name = schemaName,
        IsPublished = true,
    });

    Console.WriteLine("Schema created.");
}
catch (SquidexException ex) when (ex.StatusCode == 400)
{
    Console.WriteLine("Schema already exists.");
}

var contents = client.DynamicContents(schemaName);

foreach (var id in idsList)
{
    try
    {
        await contents.UpsertAsync(id, new DynamicData(), ContentUpsertOptions.AsPublish);
        await contents.DeleteAsync(id);

        try
        {
            await contents.GetAsync("id");
        }
        catch (SquidexException ex) when (ex.StatusCode == 404)
        {
            Console.WriteLine("Content deleted.");
        }
    }
    catch
    {
        Console.WriteLine($"Failed to handle content ID {id}.");
    }

}