Everything loads but "l" type json

[jswhisperer]

Describe the bug

CSP
"csp": { "default-src": "* data: mediastream: blob: filesystem: about: ws: wss: 'unsafe-eval' 'wasm-unsafe-eval' 'unsafe-inline';", "script-src": "* data: blob: 'unsafe-inline' 'unsafe-eval';", "script-src-elem": "* data: blob: 'unsafe-inline' 'unsafe-eval';", "connect-src": "* data: blob: 'unsafe-inline';", "img-src": "* data: blob: 'unsafe-inline';", "media-src": "* data: blob: 'unsafe-inline';", "frame-src": "* data: blob: ;", "style-src": "* data: blob: 'unsafe-inline';", "font-src": "* data: blob: 'unsafe-inline';", "frame-ancestors": " * data: blob:;" } }

and headers set
"Cross-Origin-Embedder-Policy": "require-corp",
"Cross-Origin-Opener-Policy": "same-origin"

Link to the blitz that caused the error

https://stackblitz.com/edit/stackblitz-webcontainer-api-starter-kevdub?file=README.md

Steps to reproduce

copy the code locally and run it

Expected behavior

it load

Parity with Local

• I have run the project in my local machine and I could not reproduce the issue.

Screenshots

Platform

• OS: [e.g. macOS, Windows, Linux]
• Browser: [e.g. Chrome, Safari, Firefox]
• Version: [e.g. 91.1]
  macos sequia m1

Additional context

No response