The toJSON() method of the TrustedScriptURL interface returns a JSON representation of the stored data.

None.

A string containing a JSON representation of the stored data.

The constant sanitized is an object created via a Trusted Types policy. The toString() method returns a string to safely use to load a third party script.

const sanitized = scriptPolicy.createScriptURL(
  "https://example.com/my-script.js",
);
console.log(sanitized.toJSON());