How to use the cloudinary.cloudinary_js_config function in cloudinary

// add cloudinary locals if configured
	if (keystone.get('cloudinary config')) {
		try {
			var cloudinary = require('cloudinary');
			var cloudinaryUpload = cloudinary.uploader.direct_upload();
			locals.cloudinary = {
				cloud_name: keystone.get('cloudinary config').cloud_name,
				api_key: keystone.get('cloudinary config').api_key,
				timestamp: cloudinaryUpload.hidden_fields.timestamp,
				signature: cloudinaryUpload.hidden_fields.signature,
				prefix: keystone.get('cloudinary prefix') || '',
				folders: keystone.get('cloudinary folders'),
				uploader: cloudinary.uploader,
			};
			locals.cloudinary_js_config = cloudinary.cloudinary_js_config();
		} catch (e) {
			if (e === 'Must supply api_key') {
				throw new Error('Invalid Cloudinary Config Provided\n\n'
					+ 'See http://keystonejs.com/docs/configuration/#services-cloudinary for more information.');
			} else {
				throw e;
			}
		}
	}

	res.send(template(locals));
}

},
		keystone: keystoneData,
		title: keystone.get('name') || 'Keystone',
	};

	var cloudinaryConfig = keystone.get('cloudinary config');
	if (cloudinaryConfig) {
		var cloudinary = require('cloudinary');
		var cloudinaryUpload = cloudinary.uploader.direct_upload();
		keystoneData.cloudinary = {
			cloud_name: keystone.get('cloudinary config').cloud_name,
			api_key: keystone.get('cloudinary config').api_key,
			timestamp: cloudinaryUpload.hidden_fields.timestamp,
			signature: cloudinaryUpload.hidden_fields.signature,
		};
		locals.cloudinaryScript = cloudinary.cloudinary_js_config();
	};

	ejs.renderFile(templatePath, locals, {}, function (err, str) {
		if (err) {
			console.error('Could not render Admin UI Index Template:', err);
			return res.status(500).send(keystone.wrapHTMLError('Error Rendering Admin UI', err.message));
		}
		res.send(str);
	});
};