| struct | Sender | sender the sender that this blacklist entry applies to, or null if none. |
| string | address | the sender's email address |
| string | created_at | the date and time that the sender was first seen by Mandrill as a UTC date string in YYYY-MM-DD HH:MM:SS format |
| integer | sent | the total number of messages sent by this sender |
| integer | hard_bounces | the total number of hard bounces by messages by this sender |
| integer | soft_bounces | the total number of soft bounces by messages by this sender |
| integer | rejects | the total number of rejected messages by this sender |
| integer | complaints | the total number of spam complaints received for messages by this sender |
| integer | unsubs | the total number of unsubscribe requests received for messages by this sender |
| integer | opens | the total number of times messages by this sender have been opened |
| integer | clicks | the total number of times tracked URLs in messages by this sender have been clicked |