woocommerce-paypal-payments/modules/ppcp-paylater-block/resources/js/hooks/script-params.js

import { useState, useEffect } from '@wordpress/element';

export const useScriptParams = (requestConfig) => {
    const [data, setData] = useState(null);

    useEffect(() => {
        (async () => {
            try {
                const response = await fetch(requestConfig.endpoint);
                const json = await response.json();
                if (json.success && json?.data?.url_params) {
                    setData(json.data);
                } else {
                    setData(false);
                }
            } catch (e) {
                console.error(e);
                setData(false);
            }
        })();
    }, [requestConfig]);

    return data;
};