Parameters Reference

This section lists all required parameters for the Legacy integration method, which uses a Base64-encoded and HMAC-signed payload to redirect customers to the Payblis hosted payment page.

Parameter	Type	Description	Required
MerchantKey	String	Your merchant identification key	Yes
sandbox	true	Only for TEST MODE	No
provider_or	String	API_NAME (pb-banxa…)	Yes
amount	String	Transaction amount (XX.XX)	Yes
currency	String	Currency (EUR,USD,CAD, GBP )	Yes
product_name	String	Product name	Yes
method*	String	Payment method	Yes
RefOrder	String	Unique order reference	Yes
Country	String	ISO code (FR,DE,UK…)	Yes
Customer_Email	String	Customer’s email	Yes
Customer_Name	String	Customer’s name	Yes
Customer_FirstName	String	Customer’s first name	Yes
store_name	String	Store/business name	Yes
urlOK	String	Success callback URL	Yes
urlKO	String	Failure callback URL	Yes
ipnURL	String	IPN callback URL	Yes
signature	String	HMAC-SHA256 signature	Yes

*Value = credit_cards,apple_pay,google_pay,paypal,revolut,sepa,open_banking