method Request.prototype.blobimport { Request } from "https://deno.land/x/deno@v1.28.0/ext/fetch/lib.deno_fetch.d.ts"; blob(): Promise<Blob>Takes a Request stream and reads it to completion. It returns a promise that resolves with a Blob. Takes a Request stream and reads it to completion. It returns a promise that resolves with a Blob. ReturnsPromise<Blob>