api-docs/docs/node-tracker/markdown/node-tracker.structuredevent.category.md
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[Home](./index.md) > [@snowplow/node-tracker](./node-tracker.md) > [StructuredEvent](./node-tracker.structuredevent.md) > [category](./node-tracker.structuredevent.category.md)
## StructuredEvent.category property
<b>Signature:</b>
```typescript
category: string;
```