[
    {
        "type": "api-change",
        "category": "EC2",
        "description": "This release adds support for EC2 ED25519 key pairs for authentication"
    },
    {
        "type": "enhancement",
        "category": "CloudWatchLogs",
        "description": "Documentation-only update for CloudWatch Logs"
    },
    {
        "type": "enhancement",
        "category": "CloudDirectory",
        "description": "Documentation updates for clouddirectory"
    },
    {
        "type": "api-change",
        "category": "CostExplorer",
        "description": "This release is a new feature for Cost Categories: Split charge rules. Split charge rules enable you to allocate shared costs between your cost category values."
    },
    {
        "type": "api-change",
        "category": "Cloud9",
        "description": "Added DryRun parameter to CreateEnvironmentEC2 API. Added ManagedCredentialsActions parameter to UpdateEnvironment API"
    }
]