AWS4-HMAC-SHA256 Credential=AKIDEXAMPLE/20150830/us-east-1/service/aws4_request, SignedHeaders=host;my-header1;x-amz-content-sha256;x-amz-date, Signature=74abfc14ce1636b4c9443234472e5dc937eee483545cdf33b730e634714407b4
AWS4-HMAC-SHA256 Credential=AKIDEXAMPLE/20150830/us-east-1/service/aws4_request, SignedHeaders=host;my-header1;x-amz-content-sha256;x-amz-date, Signature=74abfc14ce1636b4c9443234472e5dc937eee483545cdf33b730e634714407b4