How to write a POST request with JSON and authorization in JavaScript?

Question

JavaScript

Good afternoon!

Tell me how to write a POST request in JavaScript?
Initial data:

Answer 1

For example like this

fetch(YOUR_URL, {
    method: 'POST',
    headers: {
        'Client-Id': YOUR_CLIENT_ID,
        'Api-Key': YOUR_API_KEY,
        'Content-Type': 'application/json'
    },
    body: JSON.stringify({
        offer_id: YOUR_OFFER_ID,
        product_id: YOUR_PRODUCT_ID,
        sku: YOUR_SKU
    })
}).then(response => response.json()).then(data => {
    console.log(data);
});