The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.
https://app.powerbi.com/view?r=eyJrIjoiMzc4ZWQwZGMtZTk4Yi00MTY4LWJiNGItNjRkNGRhNTZiMzIzIiwidCI6ImFmNjQ0ZDZjLWFlYmUtNDRkMi1hNDc2LTczOTdlZmJhMWEzZiIsImMiOjN9