ReadonlycontentSize of the response body in bytes, or null if unknown.
ReadonlyokTrue if status is in the 200–299 range.
ReadonlyredirectedTrue if the response resulted from a redirect.
ReadonlystatusHTTP status code (e.g. 200).
ReadonlystatusHTTP status text (e.g. "OK").
ReadonlytypeType of response (e.g. "basic", "cors").
ReadonlyurlFinal resolved URL of the response.
Serializable response metadata, excluding the body.