postman-snippets.js

// IF using cookie, make sure the domain was added in "Cookie" -> Whitelist Domain

// Walk cookie
const cookie = pm.cookies.jar();
cookie.getAll(pm.request.url, (v1, cookies) => {
    for (let v of cookies.map()) {
        if (v.name.length > 32 && v.name.match(/[0-9a-f]/i)) {
            pm.request.body.urlencoded.add({
                key: v.name,
                value: v.value
            })
        }
    }
})