The rule that the attack triggered can be seen below,
Event: TOTAL bits/s > 360000000 Direction: incoming Comparison type: over
Actions that were taken due to this attack,
0: This notification was sent via email. A second notification mentioning the removal will NOT be sent. 1: Traffic towards the IP has been dropped via BGP blackholing in ALL locations. This will remain in place for 8 hours, and automatically be lifted. 2: A JIRA issue has been created to track the incident, and will automatically be closed on expiry.