support AWS API-GateWay : Binary Media is multipart/form-data
Runtime by Node.js ver. 8.10
reference url link. 1.) https://medium.com/think-serverless/image-upload-and-retrieval-from-s3-using-aws-api-gateway-and-lambda-b4c2961e8d1 2.) https://github.com/myshenin/aws-lambda-multipart-parser
Update: 20-04-2018