QuickBooks: Read an invoice — response body — Invoice Custom Field item
Read an invoice: response body, field Invoice / CustomField / item. Complete fields and constraints for contract 2026-10-20.
API reference · Contract 2026-10-20
SDK schema: Read an invoice — response body — Invoice Custom Field item
| Field | Type | Presence | Description and constraints |
|---|---|---|---|
$ | object | Root | Additional keys: allowed |
DefinitionId | string | Optional | Unique identifier of the CustomFieldDefinition that corresponds to this CustomField. Read only: true |
Name | string | Optional | Name of the custom field. Read only: true |
StringValue | string | Optional | The value for the StringType custom field. |
Type | string | Optional | Data type of custom field. Only one type is currently supported: StringType . Read only: true |