code: public JwtClaims getJwtClaims(String jwt) throws JoseException {
          String methodName = "getJwtClaims";
          if (tc.isDebugEnabled()) {
              Tr.entry(tc, methodName, jwt);
          }
          JwtClaims jwtclaims = new JwtClaims();
          String payload = getJwtPayload(jwt);
          if (payload != null) {
              jwtclaims = getClaimsFromJwtPayload(jwt, payload);
          }
          if (tc.isDebugEnabled()) {
              Tr.exit(tc, methodName, jwtclaims);
          }
          return jwtclaims;
      }
docs: Parses the provided JWT and returns the claims found within its payload.