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All actions that were run for the executed vRA workflows a workflow can be found under vRA Cloud Assembly in the following location:
IPAM workflows: In VMware Aria Automation Cloud Services Console -> Extensibility -> Action Runs -> All Runs.
VMware Aria Automation workflows: In VMware Aria Automation Assembler -> Extensibility -> Action Runs -> All Runs.
Logs of a vRA VMware Aria Automation workflow can be found on the vRealize VMware Aria Automation - Orchestrator console -> Dashboard -> Recent Workflow Runs -> <workflow_name> -> Logs tab.
For the audit logs on the NIOS appliance, see Using the Audit Log in the Infoblox NIOS Documentation.
The new records created in NIOS and can be viewed on the Data Management tab in the Infoblox Grid Manager Web UI.