Data Types

Type
Description
Amount
Amounts are to be formatted using a dot (“.”) as a decimal separator. The maximum number of decimals depends on the currency used and it is specified according to ISO 4217. It is not needed to specify all decimals, e.g. €5.00 can be formatted as “5”, “5.0” or “5.00".The maximum amount depends on the brand used.
Boolean
All Boolean yes/no indicators can be expressed as “1” for yes/true and “0” for no/false.
Card Number
Credit card number (PAN). Length must be between 13 and 19 digits, ignoring white spaces and hyphen symbols. Fulfill the Luhn check.
Country
The country code fields follow the ISO 3166-1 Alpha 2 standard. This standard uses uppercase only. Examples are “NL” and “US”.
Currency
The currency code fields follow the ISO 4217 Alpha 3 standard. This standard uses uppercase only. Examples are “EUR” and “USD”.
Date
Dates like the birthdate are expressed using the complete date format according to the ISO 8601 standard: “YYYY-MM-DD”.
Date-time
Date-time fields are formatted using the ISO 8601 standard for the combined date and time in UTC: YYYY-MM-DDTHH24:mi:SSZ, e.g. 2015-09-01T23:59:59Z.
GUID
Globally unique number used for tokens and other unique data fields.
Language
The language code fields follow the ISO 639-1 standard. This standard uses lowercase only.
Number
Numeric fields (not taking any quotes in JSON). Unless otherwise specified, number fields are positive integer values up to 9 significant digits.

Number(X): It is an integer with a maximum number of significant digits. Example: Number(5) admits 99999 as the biggest number.

Number(X, Y): These numbers are to be formatted using a dot (“.”) as a decimal separator. Example: Number(5, 2) admits 99999.99 as the biggest number.
String
Text fields. Unless otherwise described, string data types have a maximum of 255 characters and allowed characters include a-z, A-Z and 0-9.

String(X): It is a string with a maximum length. Example: String(5) admits "abcde" as the largest string.

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