const response = await fetch(
  "https://api.socialfetch.dev/v1/facebook/posts/transcript?url=https://www.facebook.com/uniladmag/posts/pfbid02h8QyMzZrMtHks9iU7oneNe4yTKMzNPynvA9WYMedK7eLjU422HD6u3dfmvmgT5QQl",
  {
    headers: {
      "x-api-key": "YOUR_API_KEY"
    }
  }
);

const data = await response.json();
console.log(data);