How can I validate or cancel an order on BeezUP:
1 - Validate an order by URL
You only have to call or generate a code with the following URL:
Note : In https : the same syntax replacing http by https
The values to replace:
STORE_ID : identifiant BeezUP of the shop
ID_COMMANDE : chain of characters corresponding to the number of the order
2 - To cancel an order by URL
You only have to do the same operation and to put ValidPayement on FALSE.
More informations here