Azure Container Service metrics - Integration

We are testing Elastic Cloud with the free trial. We created an user in Azure:

And we assign Reader permission to one of our subscriptions.

Now we want to add this integration: Azure Container Service Metrics
So we start the wizard in Integrations and add

And we create a new agent policy:

When this process finish it shows this popup:

We don't understand it. It supposes that Elastic connect to Azure API to extract the metrics.

If we go to Dashboards - [Azure Metrics] Container Service Overview
It shows nothing:

Anyone knows how to connect it?

Hi mgfeal

I have the same problem. Did you manage to solve it?