[
    {
        "type": "enhancement",
        "category": "CostExplorer",
        "description": "Documentation updates for GetReservationUtilization for the Cost Explorer API."
    },
    {
        "type": "enhancement",
        "category": "LexModelBuildingService",
        "description": "Documentation updates for Amazon Lex."
    },
    {
        "type": "api-change",
        "category": "Lightsail",
        "description": "This release adds support for Certificate Authority (CA) certificate identifier to managed databases in Amazon Lightsail."
    },
    {
        "type": "api-change",
        "category": "ECR",
        "description": "Adds waiters for ImageScanComplete and LifecyclePolicyPreviewComplete"
    }
]