public <T extends BaseRequest<T, R>, R extends BaseResponse> R execute(BaseRequest<T, R> request) {
        return api.send(request);
    }
@Test
    public void addStickerToSet() {
        BaseResponse response = bot.execute(
                new AddStickerToSet(chatId, stickerSet,
                        new InputSticker("BQADAgADuAAD7yupS4eB23UmZhGuAg", Sticker.Format.Static, new String[]{"\uD83D\uDE15"})
                                .maskPosition(new MaskPosition("eyes", 0f, 0f, 1f))));
        assertTrue(response.isOk());
    }