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HTTP POST Form Fields

PAYMENT PARAMETERS

FieldField DescriptionRequirementExpected Values Format
amountMandatoryTransaction Amount in Kobo denomination
(Eg 200000 for ₦2,000)
Value decided by MerchantNumeric
currencyMandatoryCurrency of the transaction566 (Naira)Numeric
cust_id MandatoryUnique Identifier for customer on Merchant’s own websiteMerchant ProvideAlphanumeric
hashMandatoryA Hashed value of selected combined parameters (See here for more details)Value decided by MerchantAlphanumeric
txn_refMandatoryTransaction Reference or identifier. Each and every transaction must have an identifier or reference. No 2 transactions must share the same reference (duplicates not allowed).
This Reference Number must be generated by your web site/portal and a unique value must be sent for each transaction (max 15 characters)
Value decided by MerchantAlphanumeric
pay_item_id MandatoryMerchant Payment Item Identifier on WebPAYProvided by InterswitchNumeric
product_idMandatoryMerchant Product Identifier on WebPAY.Provided by InterswitchNumeric
site_redirect_url MandatoryURL of the page on your web site/portal user is to be redirected to after payment.
Note: You may want to add encrypted authentication information to allow a user renter the web site/portal transparently without being challenged
Value decided by MerchantAlphanumeric

 

Below are the optional parameters

FieldField DescriptionRequirementExpected Values Format
cust_id_descOptionalCustomer Identification Number description. A descriptive name/label for Customer
Identification Number above.
Value decided by MerchantAlphanumeric
cust_name OptionalName of customer as specified on Merchant’s website Value decided by MerchantAlphanumeric
Cust_name_desc OptionalCustomer Name Description. A descriptive name/label for Customer Name above. Value decided by MerchantAlphanumeric
local_date_timeOptionalLocal Transaction Date Time in format
DD–MMM–YY HH:MM:SS
Value decided by MerchantDateTime
site_name OptionalInternet site name of the web site/ portal from which http post is coming from (E.g. www.mycompany.com)
Note: This internet site name will be authenticated.
Value decided by MerchantAlphanumeric
pay_item_nameOptionalInternet site name of the web site/ portal from which http post is coming from (E.g. www.mycompany.com)
Note: This internet site name will be authenticated.
Provided by InterswitchNumeric

 

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