Data?x amz algorithm=aws4 hmac sha256&x amz credential=akiaispdw7yrgxgq4whq%2f20180226%2feu central 1%2fs3%2faws4 request&x amz date=20180226t010220z&x amz expires=1800&x amz signature=a3572f1d5db9ecd4ed0beb30400c2bfb512065ef57b377033e69d5e5d6d602a1&x amz signedheaders=host