The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.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://click.mlsend.com/link/c/YT0xMDg5MDcxMDI1NjA3NDExMjA3JmM9bDVuNiZlPTk2NjcxJmI9MjMxMjM2MTM0JmQ9ejRjOWE1ZA==.F6XI-n6jmMaAl3soE6ENbelfNhvxceLjN50uu7N-Fi4