# Source Application

Represents information about the application used to generate a change.

## Structure

`SourceApplication`

## Fields

| Name | Type | Tags | Description | Getter | Setter |
|  --- | --- | --- | --- | --- | --- |
| `product` | [`?string (Product)`](../../doc/models/product.md) | Optional | Indicates the Square product used to generate a change. | getProduct(): ?string | setProduct(?string product): void |
| `applicationId` | `?string` | Optional | __Read only__ The Square-assigned ID of the application. This field is used only if the<br>[product](../../doc/models/product.md) type is `EXTERNAL_API`. | getApplicationId(): ?string | setApplicationId(?string applicationId): void |
| `name` | `?string` | Optional | __Read only__ The display name of the application<br>(for example, `"Custom Application"` or `"Square POS 4.74 for Android"`). | getName(): ?string | setName(?string name): void |

## Example (as JSON)

```json
{
  "product": null,
  "application_id": null,
  "name": null
}
```