export declare const DOWNLOAD_HELP = "usage: gws-axi gmail download <message-id> <attachment-id> [flags]\nargs[2]:\n  <message-id>         The ID of the message carrying the attachment\n  <attachment-id>      The attachment ID (from `gws-axi gmail read` output)\nflags[2]:\n  --out <path>         Where to save (default: ./<attachment filename>; pass\n                       a directory to save inside with the native name)\n  --account <email>    Account override when 2+ are configured\nexamples:\n  gws-axi gmail download 1a2b3c4d5e6f7890 ANGjdJ...XXX\n  gws-axi gmail download 1a2b3c... ANGjdJ... --out /tmp/invoice.pdf\nnotes:\n  `gws-axi gmail read <thread-id>` lists every message's attachments with\n  their filename, mime, size, and attachment_id \u2014 use that output to drive\n  this command. You need both the message ID (not thread ID) and the\n  attachment ID to fetch bytes.\n";
export declare function gmailDownloadCommand(account: string, args: string[]): Promise<string>;