-
Optimizing LCP using Signed Exchanges (SXG): developer.chrome.com/en/blog/optimizing-lcp-using-signed-exchanges/. This article provides an in-depth overview of signed exchanges. Here's an example link: signed--exchange--testing-dev.webpkgcache.com/doc/-/s/signed-exchange-testing.dev/sxgs/valid-image-subresource.html via this Google Search google.com/search?q=%22sxg+content+with+an+image%22.