Использование API Fetch

<div id="posts">...</div>
    <script>
        const API = 'https://';

        const postElement = document.querySelector('#posts');
        let page = 0;

        fetch(`${API}/posts`)
        .then(response => {
            return response.json();
        }) 

        .then(posts => {}
        })
        .catch(error => console.error(error));
    </script>