public static OAuth2TokenDescriptor parse(String rawResponse) {
        return OAuth2TokenDescriptorBuilder.parse(rawResponse);
    }
Creates a new {@link OAuth2TokenDescriptor} based on the {@code JSON}-formatted raw response body.
@param rawResponse {@code JSON}-formatted raw response body.
@return A new instance of {@link OAuth2TokenDescriptor}.
oauth2/src/main/java/com/linecorp/armeria/common/auth/oauth2/OAuth2TokenDescriptor.java