[
    {
        "type": "api-change",
        "category": "RoboMaker",
        "description": "Add the ServiceUnavailableException (503) into CreateSimulationJob API."
    },
    {
        "type": "api-change",
        "category": "Neptune",
        "description": "This release adds a feature to configure Amazon Neptune to publish audit logs to Amazon CloudWatch Logs."
    },
    {
        "type": "api-change",
        "category": "ServiceCatalog",
        "description": "Restrict concurrent calls by a single customer account for CreatePortfolioShare and DeletePortfolioShare when sharing\/unsharing to an Organization."
    }
]