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2 changes: 1 addition & 1 deletion docusaurus/docs/measuring-performance.md
Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,7 @@ With the `reportWebVitals` function, you can send any of results to an analytics

```js
function sendToAnalytics(metric) {
const body = JSON.stringify(metric);
const body = JSON.stringify({[metric.name]: metric.value});
const url = 'https://example.com/analytics';

// Use `navigator.sendBeacon()` if available, falling back to `fetch()`
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