@Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (!(o instanceof OAuth2TokenDescriptor)) {
            return false;
        }
        final OAuth2TokenDescriptor that = (OAuth2TokenDescriptor) o;
        return Objects.equals(rawResponse(), that.rawResponse());
    }
{@code JSON}-formatted raw Token Introspection Response body. If the {@link OAuth2TokenDescriptor} was
not parsed out of the raw response body, this value calculated based on the other
{@link OAuth2TokenDescriptor} values.
oauth2/src/main/java/com/linecorp/armeria/common/auth/oauth2/OAuth2TokenDescriptor.java