Table 35 - MerchantDefinedData (ACI Worldwide)

KeyValueTypeSize
1 to 3Reserved--
4 to 8Free fields and fields defined by the anti-fraud provider, according to business rulesvar256
9 to 13Reserved--
14SegmentMCC (Merchant Category Code) of your storeint
15 to 20Free fields and fields defined by the anti-fraud provider, according to business rulesvar30
21Reserved--
22Free field and fields defined by the anti-fraud provider, according to business rulesvar30
23Reserved--
24Free field and fields defined by the anti-fraud provider, according to business rulesvar30
25Reserved--