Resource requests are the raw underlying http request details made to access a resource.
Instances of this class are associated with a resource returned from window.waitForResource or from the initial window document load.
Retrieve the actual headers sent to the server (order and casing is preserved)
Promise<{ [name: string]: string }>The requested url.
Promise<string>ISO formatted date string.
Promise<string>Http method. Possible values: GET, POST, PUT, DELETE.
Promise<string>Data sent to perform this request (if http post)
Promise<string>