dynamo_result.json

{
    "Count": 1,
    "Items": [
        {
            "my_key": {
                "S": "my_val"
            },
            "updated_at": {
                "S": "2016-10-15T01:44:17Z"
            },
            "app_name": {
                "S": "my_app"
            }
        }
    ],
    "LastEvaluatedKey": {
        "updated_at": {
            "S": "2016-10-15T01:44:17Z"
        },
        "app_name": {
            "S": "my_app"
        }
    },
    "ScannedCount": 1
}