| Name | Type | Description | Notes |
|---|---|---|---|
| label | string | Column label displayed in the form | |
| name | string | Data field name of the column | |
| type | string | Column type. `select` columns require `subRows` with options and a `default` value. | |
| required | bool | Specifies if the column is required or not | |
| default | string | Value pre-filled in the column. Required for `select` columns and must be one of the options. | [optional] |
| sub_rows | \PDFGeneratorAPI\Model\FormFieldOptions[] | Options for `select` columns (a single object). Not used by other column types. | [optional] |