Code_verifierV2

Questions
1

code_verifier=e996760c1b3fc8e8794ec8f91409c690fffacd3eb3f&code=eeZGZ5SG04Q84ZZsLVfvukR5QbHBnt22bNF-lbO3sD8

Is there any way to decypt the code_verifier its sha256 and base64 but im unsure how to do it the code is already provided