api-docs/docs/node-tracker/markdown/node-tracker.formsubmissionevent.md
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[Home](./index.md) > [@snowplow/node-tracker](./node-tracker.md) > [FormSubmissionEvent](./node-tracker.formsubmissionevent.md)
## FormSubmissionEvent interface
A Form Submission Event Used to track when a user submits a form
<b>Signature:</b>
```typescript
interface FormSubmissionEvent
```
## Properties
| Property | Type | Description |
| --- | --- | --- |
| [elements?](./node-tracker.formsubmissionevent.elements.md) | Array<FormElement> | <i>(Optional)</i> The elements contained within the form |
| [formClasses?](./node-tracker.formsubmissionevent.formclasses.md) | Array<string> | <i>(Optional)</i> The class names on the form |
| [formId](./node-tracker.formsubmissionevent.formid.md) | string | The ID of the form |