Table 35 - MerchantDefinedData (ACI Worldwide)

Key	Value	Type	Size
1 to 3	Reserved	-	-
4 to 8	Free fields and fields defined by the anti-fraud provider, according to business rules	var	256
9 to 13	Reserved	-	-
14	Segment	MCC (Merchant Category Code) of your store	int
15 to 20	Free fields and fields defined by the anti-fraud provider, according to business rules	var	30
21	Reserved	-	-
22	Free field and fields defined by the anti-fraud provider, according to business rules	var	30
23	Reserved	-	-
24	Free field and fields defined by the anti-fraud provider, according to business rules	var	30
25	Reserved	-	-