Semantic Conventions for Google Cloud Pub/Sub
The Semantic Conventions for Google Cloud Pub/Sub extend and override the Messaging Semantic Conventions that describe common messaging operations attributes in addition to the Semantic Conventions described on this page.
messaging.system MUST be set to
For Google Cloud Pub/Sub, the following additional attributes are defined:
|The ordering key for a given message. If the attribute is not present, the message does not have an ordering key.
|Conditionally Required: If the message type has an ordering key set.