[
    {
        "type": "enhancement",
        "category": "S3",
        "description": "Add MD5 header to PutObjectLegalHold, PutObjectRetention, and PutObjectLockConfiguration."
    },
    {
        "type": "api-change",
        "category": "S3",
        "description": "Fixed issue with Content-MD5 for S3 PutObjectLegalHold, PutObjectRetention and PutObjectLockConfiguration."
    }
]