Contains the details of a message being sent and its ID. For more information about attributes, see the description of the SendMessage method.

    Parameter Type Required parameter Description
    DelaySeconds integer No The number of seconds to delay sending a message.
    Id string Yes ID of the message in the list.
    MessageAttribute string Yes Message attributes: name, type, and value.
    MessageBody string No Message body.
    MessageDeduplicationId string No ID used for message deduplication. For more information, see Deduplication.
    MessageGroupId string No ID of the message group. Used only in FIFO queues.