copy a file from s3 code example
Example: copy local files to s3
aws s3 cp <your directory path> s3://<your bucket name> --grants read=uri=http://acs.amazonaws.com/groups/global/AllUsers --recursive
aws s3 cp <your directory path> s3://<your bucket name> --grants read=uri=http://acs.amazonaws.com/groups/global/AllUsers --recursive