Convert DynamoDB JSON to regular JSON

dynamo-json-2-json.md

Amazon DynamoDB uses a different format of JSON internally to store.

https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/S3DataExport.Output.html

The Original JSON needs to be extracted from DynamoDB JSON.

Converter APIs: https://docs.aws.amazon.com/AWSJavaScriptSDK/latest/AWS/DynamoDB/Converter.html

const jsonLine = AWS.DynamoDB.Converter.unmarshall( awsJson.Item );