The Message Structured Data Type is defined under the GeneXusMessagingMessageBroker module and represents the message to be sent and received by a Message Broker using the Message Broker API.

| MessageId |
ID of the message |
| MessageBody |
The message to send |
| MessageAttributes |
Collection of MessageProperty SDT (PropertyKey / PropertyValue pairs which allow setting attributes to the message)

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| MessageHandleId |
|
Note: The MessageAttributes depend on the Message Broker.
This feature is available since GeneXus 18 Upgrade 1.
Message attributes for Azure Service Bus.