appwrite/docs/examples/databases/update-document.md

Appwrite is an open-source self-hosted backend server that abstract and simplify complex and repetitive development tasks behind a very simple REST API

import { Client, Databases } from "appwrite";

const client = new Client()
    .setEndpoint('https://cloud.appwrite.io/v1') // Your API Endpoint
    .setProject('5df5acd0d48c2'); // Your project ID

const databases = new Databases(client);

const result = await databases.updateDocument(
    '<DATABASE_ID>', // databaseId
    '<COLLECTION_ID>', // collectionId
    '<DOCUMENT_ID>', // documentId
    {}, // data (optional)
    ["read("any")"] // permissions (optional)
);

console.log(response);