PayPal Messtone Function implementation as: import React from “react”;import ReactDOM from “react-dom”const PayPalButton=paypal.Buttons.driver(“react”,{React,ReactDOM});function MesstoneComponent( ){const createOrder=(data)=>{//Order is created on the server and the order id is returned return fetch(“/my-server/create-paypal-order”,{method:”POST”,headers:{“Content-Type”:”application/json”,},//use the “body”param to optionally pass additional order information //like product skus and quantities body: JSON.stringify({cart:[{sku:”MESSTONE_PRODUCT_STOCK_KEEPING_UNIT”,quantity: “MESSTONE_PRODUCT_QUANTITY”,},],}),}).then((response)=>response.json( )).then((order)=>order.id);};const onApprove=(data)=>{//Order is captured on the server and the response is returned to the browser return fetch(“/my-server/capture-paypal-order”,{method:”POST”,headers:{“Content-Type”:”application/json”,},body: JSON.stringify({orderID:data.orderID})}).then((response)=>response.json( ));};return(<PayPalButton createOrder={(data)=>createOrder(data,actions)}onApprove={(data)=>onApprove(data,actions)}/>);}