Minimum Required

Name	Type	Description
merchantId	numeric	Your merchant id; must not include any spaces or special characters.
token	alpha	Your Gateway token (generated within the Gateway Administration Tool).
type	alpha	Type of transaction to be processed. Must be either: "purchase", "preauth", "capture", "refund" or "void".
amount	10,2/decimal	Amount to process. Must include two decimal places, and must NOT include $.
cardNumber	16/numeric	Credit card number; must not include any spaces or special characters.
expiryDate	4/numeric	Credit card expiry date in the form of MMYY. With leading zeroes if the month or year is only one digit.
cvvIndicator	1/numeric	CVV2 presence indicator. Must be either: "1" (present), "2" (not visible), "3" (not present) or "4" (ignore)
cvv	4/numeric	CVV2 value.