REST API data types - CustomerID

Data Type	Example	Description
Boolean	true	Truth value "true" or "false".
String	John Smith	Non-empty string.
String from Configured Set	customer	A string from preconfigured set of strings. For example, accepted organization classes are defined in configuration.
Entity Name	Example Organization/Example Department	Hierarchical entity name.
Milliseconds	1251452313000	Milliseconds since 1970-01-01 00:00:00 UTC.
Integer	5	Numeric string.
Timestamp	2000-01-01T00:00:00Z	Date and time represented using the ISO-8601 format.

Organizations

The valid attributes that can be used in CustomerID REST API calls for organizations are on the page Data model - CustomerID.

This defines for instance:

Maximum number of characters and type of characters valid as “Organization Name”
Friendly name, technical name, organization ID, entity name.
Other attributes.