GET /example1/example2/../.. HTTP/1.1
Host:example.amazonaws.com
X-Amz-Date:20150830T123600Z
X-Amz-Region-Set:us-east-1
Authorization:AWS4-ECDSA-P256-SHA256 Credential=AKIDEXAMPLE/20150830/service/aws4_request, SignedHeaders=host;x-amz-date;x-amz-region-set, Signature=304402205651d45d4f377407303dba0775405efa77683821adff20c0256b94d10710de5b022053fa72420652c55327876c5105da6770cb482f55533e1b0bd7d15fa75f570e46