how to use the outputjson function from the fs-extra library in typescript

npm install --save fs-extra
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index.ts
import { outputJson, writeFileSync } from 'fs-extra';
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index.ts
const jsonObject = { name: 'John Doe', age: 30 };
const filePath = './data.json';

outputJson(filePath, jsonObject)
    .then(() => console.log('File written successfully.'))
    .catch(err => console.error(err));
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index.ts
const jsonObject = { name: 'John Doe', age: 30 };
const filePath = './data.json';

writeFileSync(filePath, JSON.stringify(jsonObject, null, 4));
console.log('File written successfully.');
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