You can send message with media like .gif file.

          await bot.sendAnimation(chatId, defaultIMG.file_id, {
            duration: defaultIMG.duration || 2,
            width: defaultIMG.width || 640,
            height: defaultIMG.height || 640,
            thumb: defaultIMG.thumb.file_id,
            caption: strBotDM, // Add the caption here
            parse_mode: "HTML",
          });

Please check this github repo. https://github.com/Any-bot/D2T-msg-forward

Also https://dev.to/plzbugmenot/building-a-discord-to-telegram-token-address-forwarder-8m

I wanna hear from you.

Thank you.