src/events/S3/constants.js
export const CREATED = 'CREATED';
export const DELETED = 'DELETED';
export const REDUCED_REDUNDANCY = 'REDUCED_REDUNDANCY';
export const PUT = 'PUT';
export const POST = 'POST';
export const COPY = 'COPY';
export const DELETE = 'DELETE';
export const COMPLETE_MULTIPART = 'COMPLETEMULTIPARTUPLOAD';
export const DELETE_MARKER = 'DELETEMARKERCREATED';