Shopify-Exmaple.js

require('@shopify/shopify-api/adapters/node');
const { shopifyApi } = require('@shopify/shopify-api');

// UPDATE THESE VALUES
const SHOPIFY_CLIENT_ID = '';
const SHOPIFY_APP_HOSTNAME = '';
const SHOPIFY_CLIENT_SECRET = '';
const SHOPIFY_SESSION = {}; // Add shopify oAuth session here


const Shopify = shopifyApi({
    apiKey: SHOPIFY_CLIENT_ID,
    hostName: SHOPIFY_APP_HOSTNAME,
    apiSecretKey: SHOPIFY_CLIENT_SECRET,
    scopes: [
        'read_customers',
        'write_customers',
        'read_products',
        'write_shipping',
        'read_orders',
    ],
});

const shopify = new Shopify.clients.Rest({ session: SHOPIFY_SESSION });


// THIS WORKS RETURNS HTTP 200. THIS IS JUST TO TEST SHOPIFY_SESSION IS VALID.
await client.get({ path: '/admin/api/2023-04/carrier_services.json' }); 


// THIS CODE RETURNS HTTP 403. THIS DOES NOT WORK.
await shopify.post({
    path: '/admin/api/2023-04/webhooks.json',
    data: {
        webhook: {
            address: `https://my-shopify-app.com/api/v1/shopify/webhook`,
            topic: 'orders/create',
            format: 'json',
        }
    }
});