HTTP method
ReadonlyurlFully-qualified URL string.
ReadonlymethodHTTP method.
ReadonlyheadersNormalized request headers (lowercase keys).
ReadonlybodySerialized request body (null for bodyless methods).
ReadonlysignalAbortSignal for cancellation.
ReadonlymetaArbitrary per-request metadata — freely readable/writable by hooks.
Optional ReadonlyhttpPreferred HTTP version. Falls back if unavailable.
Optional ReadonlyredirectRedirect mode passed to fetch.
"follow" (default) — automatically follow redirects."manual" — return the redirect response as-is (used internally for cookie-jar redirect following)."error" — throw on any redirect.
Fully-resolved request object passed through the pipeline.