method TelegramClient.prototype.downloadMediaimport { TelegramClient } from "https://deno.land/x/grm@v0.3.1/mod.ts"; downloadMedia(messageOrMedia: Api.Message | Api.TypeMessageMedia, downloadParams?: types.DownloadMediaInterface): Promise<Buffer | string | undefined> | BufferParametersmessageOrMedia: Api.Message | Api.TypeMessageMediaoptionaldownloadParams: types.DownloadMediaInterfaceReturnsPromise<Buffer | string | undefined> | Buffer