You can run an integration on these levels:
Project: All related tasks are run. And for each task, all related messages are run.
Task: All related messages are run.
Message: Only used if an individual message must be run.
Service Bus queue: The data is received from a Service Bus queue or topic subscription.
Data synchronization: The data synchronization setup of the message defines which records are processed.
Note
In the flow diagram, clicking on a task or subflow shape opens the related article in the Run integration - Details section.