---
title: "contexts_trace"
url: https://develop.sentry.dev/sdk/foundations/transport/event-payloads/properties/contexts_trace/
---

# undefined

* `contexts.trace`

  *Recommended*. A Transaction has to have a specific `contexts.trace` entry that contains tracing information. See the [Trace Context documentation](https://develop.sentry.dev/sdk/foundations/transport/event-payloads/contexts.md#trace-context).

```json
{
  "contexts": {
    "trace": {
      "op": "navigation",
      "description": "User clicked on <Link />",
      "trace_id": "743ad8bbfdd84e99bc38b4729e2864de",
      "span_id": "a0cfbde2bdff3adc",
      "status": "ok",
      "parent_span_id": "99659d76b7cdae94"
    }
  }
}
```