Confirms a cart.

curl -X PUT \
 /public/checkout/cart/{id}/confirm \
 --header "Content-Type: application/json" \
 --header "Authorization: Bearer <token>" \
 --data '{
    "email": "",
    "phone": "",
    "invoiceAddressId": "https:\/\/example.com\/",
    "paymentMethodId": "https:\/\/example.com\/"
}'

{
  "action": "redirect",
  "redirectUrl": "<string>",
  "status": "open",
  "confirmationMessage": "<string>"
}