[
    {
        "type": "api-change",
        "category": "MediaLive",
        "description": "AWS Elemental MediaLive adds support for Nielsen watermark timezones."
    },
    {
        "type": "enhancement",
        "category": "Macie2",
        "description": "Documentation updates for Amazon Macie"
    },
    {
        "type": "api-change",
        "category": "TranscribeService",
        "description": "Amazon Transcribe now supports role access for these API operations: CreateVocabulary, UpdateVocabulary, CreateVocabularyFilter, and UpdateVocabularyFilter."
    },
    {
        "type": "enhancement",
        "category": "DynamoDB",
        "description": "Documentation updates for DynamoDB."
    },
    {
        "type": "api-change",
        "category": "MediaConvert",
        "description": "The AWS Elemental MediaConvert SDK has improved handling for different input and output color space combinations."
    },
    {
        "type": "api-change",
        "category": "EC2",
        "description": "This release adds support for a new boot mode for EC2 instances called 'UEFI Preferred'."
    }
]