The number of times the message has been rejected or expired.
The name of the exchange where the message was dead-lettered.
Optional original-The original expiration time of the message.
The name of the queue where the message was dead-lettered.
The reason for the message being dead-lettered.
The routing keys of the message.
The timestamp of when the message was dead-lettered.
The type of the timestamp.
The value of the timestamp.
An object representing the dead-letter information of a message.