templates/4-Action-Audit.json

{
    "effect": "auditIfNotExists",
    "details": {
        "type": "Microsoft.GuestConfiguration/guestConfigurationAssignments",
        "name": "<REPLACE>",
        "existenceCondition": {
            "allOf": [
                {
                    "field": "Microsoft.GuestConfiguration/guestConfigurationAssignments/complianceStatus",
                    "equals": "Compliant"
                }
            ]
        }
    }
}