1. largestcontentfulpaint api

2. largestcontentfulpaint api: element

3. largestcontentfulpaint api: id

4. largestcontentfulpaint api: loadtime

5. largestcontentfulpaint api: rendertime

6. largestcontentfulpaint api: rendertime: cross-origin

7. largestcontentfulpaint api: size

8. largestcontentfulpaint api: tojson

9. largestcontentfulpaint api: url