Agency
Check agency code. This field is alphanumeric and has a size of up to 20 bytes.
Agency - DC#
Agency control digit. This field is alphanumeric and has a size of 1 byte.
Technical information
Communication Message Layout
Description of Fields:
Example of a credit card sale
Update history
Check agency code. This field is alphanumeric and has a size of up to 20 bytes.
Agency control digit. This field is alphanumeric and has a size of 1 byte.