Private S3 source example

s3_src_example.json

{
    "application_id": "YOUR_APP_ID",
    "src": {
        "name": "s3",
        "bucket": "bltemp",
        "key": "twinkle.jpg"
    },
    "functions": [
        {
            "name": "resize_to_fit",
            "params": {
                "width": 100
            },
            "save": {
                "image_identifier": "MY_CLIENT_ID"
            }
        }
    ]
}