text input text -> base64 text -> base64url text -> hex base64 -> hex base64 -> base64url base64url -> base64 hex -> base64 base64 -> utf8 base64url -> utf8 hex -> utf8 base64 -> binarytext base64url -> binarytext hex -> binarytext is base64? signature

text result

File Convert

fieName:
contentType:

sig:
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