Validate cart contents
documentedValidate the contents of a cart.
POST /api/v2/cart/{cart_id}Cartno implementation yet0 runsInput
domain
WHMCS Base URL domain (including scheme)
https://your-whmcs-domain.com
cart_id*
Cart ID
Cart ID
promo_code*
Promo code
CARTAPI
Calls whmcs as you (your API key is your account); keychains.dev holds the credentials.