method TelegramClient.prototype.downloadFileimport { TelegramClient } from "https://deno.land/x/grm@0.8.0/src/mod.ts"; downloadFile(inputLocation: Api.TypeInputFileLocation, fileParams?: types.DownloadFileParamsV2): Promise<string | Buffer | undefined>ParametersinputLocation: Api.TypeInputFileLocationoptionalfileParams: types.DownloadFileParamsV2 = [UNSUPPORTED]ReturnsPromise<string | Buffer | undefined>