Rocket.Chat/client/views/admin/integrations/exampleIncomingData.js

import { useMemo } from 'react';

export function useExampleData({ additionalFields, url }) {
	return useMemo(() => {
		const exampleData = {
			...additionalFields,
			text: 'Example message',
			attachments: [{
				title: 'Rocket.Chat',
				title_link: 'https://rocket.chat',
				text: 'Rocket.Chat, the best open source chat',
				image_url: '/images/integration-attachment-example.png',
				color: '#764FA5',
			}],
		};

		return [
			exampleData,
			`curl -X POST -H 'Content-Type: application/json' --data '${ JSON.stringify(exampleData) }' ${ url }`,
		];
	}, [additionalFields, url]);
}