ServiceBus authentication with Managed Identities

ServiceBus.cs

static async Task ServiceBusTest()
{
    // Managed identity needs "Azure Service Bus Data Owner" role assigned and scoped to ServiceBus
    var tokenProvider = Microsoft.Azure.ServiceBus.Primitives.TokenProvider.CreateManagedIdentityTokenProvider();            
    TopicClient topicSendClient = new TopicClient($"sb://{sbNamespace}.servicebus.windows.net/", sbEntity, tokenProvider, Microsoft.Azure.ServiceBus.TransportType.Amqp, null);
    await topicSendClient.SendAsync(new Message(Encoding.UTF8.GetBytes("Hello world from Managed Identity")));
    await topicSendClient.CloseAsync();
    Console.WriteLine($"Message sent to {sbNamespace}");   
}

servicebus.csproj

<Project Sdk="Microsoft.NET.Sdk">

  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <TargetFramework>netcoreapp3.1</TargetFramework>
  </PropertyGroup>

  <ItemGroup>
    <PackageReference Include="Microsoft.Azure.ServiceBus" Version="4.1.1" />
  </ItemGroup>

</Project>