AWS4-HMAC-SHA256 Credential=AKIDEXAMPLE/20150830/us-east-1/service/aws4_request, SignedHeaders=host;x-amz-content-sha256;x-amz-date, Signature=e86fe49a4c0dda9163bed3b1b40d530d872eb612e2c366de300bfefdf356fd6a