[Bug] Erro na última aula do curso - continua retornando 403

Finalizei todo o curso e na última parte quando é implementado essa parte aqui: https://github.com/camillacorreia/API-Med/commit/d9619e441cec814c7390bb279b7647e23e370bb7

Fica retornando 403 e isso no console:

com.auth0.jwt.exceptions.JWTDecodeException: The input is not a valid base 64 encoded string.
    at com.auth0.jwt.JWTDecoder.<init>(JWTDecoder.java:46)
    at com.auth0.jwt.JWTVerifier.verify(JWTVerifier.java:444)
    at med.voll.api.infra.security.TokenService.getSubject(TokenService.java:41)
    at med.voll.api.infra.security.SecurityFilter.doFilterInternal(SecurityFilter.java:30)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374)
    at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:107)
    at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:93)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374)
    at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:90)
    at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:75)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374)
    at org.springframework.security.web.context.SecurityContextHolderFilter.doFilterInternal(SecurityContextHolderFilter.java:69)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:374)
    at 
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357)
    at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:400)
    at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
    at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:861)
    at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1739)
    at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
    at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
    at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
    at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
    at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.lang.IllegalArgumentException: Illegal base64 character 20
    at java.base/java.util.Base64$Decoder.decode0(Base64.java:847)
    at java.base/java.util.Base64$Decoder.decode(Base64.java:566)
    at java.base/java.util.Base64$Decoder.decode(Base64.java:589)
    at com.auth0.jwt.JWTDecoder.<init>(JWTDecoder.java:41)
    ... 55 more
2022-12-25T13:19:06.923-03:00 ERROR 14721 --- [nio-8080-exec-4] o.a.c.c.C.[.[.[/].[dispatcherServlet]    : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception

java.lang.RuntimeException: Token JWT inválido ou expirado!