third_party/aws-sig-v4-test-suite/get-unreserved/get-unreserved.sts

AWS4-HMAC-SHA256
20150830T123600Z
20150830/us-east-1/service/aws4_request
6a968768eefaa713e2a6b16b589a8ea192661f098f37349f4e2c0082757446f9