Create an AWS-S3 like Curl PUT command...
Set the s3curlIN API URL one minute ahead to match shared secret
Input your options in this Command Prompt command-line simulator...or just click Enter
[-resource] [-id] [-key] [-contentType] [-acl] [-put] [-contentMD=] [-delete] [-version] [-help]

See green hash below.

freq dir -d ext ---***


method PUT

httpdate Sun, 02 Oct 2022 23:27: +0000
stringToSign PUT Sun,02Oct202223:28:+0000

b64digest <-secret = 4LXysQmVPDrzF7gGb1IEJQ
b64digest <-stringToSign = 1B2M2Y8AsgTpgAmY7PhCfg <-PUT Sun,02Oct202223:28:+0000
MD5 signature = 1B2M2Y8AsgTpgAmY7PhCfg==
b64 SHA256 signature valid for 15 minutes = Sun,02Oct202223:28:+0000 &Authorization:AWS=:
stringToSign qr code

MD5-2 =

Curl args = -H Date: Sun,02Oct202223:28:+0000-H Authorization: AWS :-T-X DELETE