The MAL application client ID.
OptionalclientAn optional client secret for applications that use one.
The authorization code returned by the redirect.
The original PKCE code verifier.
OptionaloptionsShared transport settings for the token request.
MalAuthorizationCodeRequest is the input for getMalAccessToken when exchanging a MAL authorization code with PKCE.
It carries the client identity and PKCE verifier initiated by buildMalAuthorizationUrl, plus optional RequestOptions for the token call.
See
https://myanimelist.net/apiconfig/references/authorization