贪小便宜在paxful平台用比特币买苹果礼品卡

他那边一直催讲 “Hey sir . Kindly be urgent. More trades are ahead of me please .”
没收到礼品卡的情况下，头脑一热，把BTC打过去了。
现在又讲
“Sir card was actually more than what you opened. Can you please repeat trade
Because the card I have here was 270 CNY”

我是被骗了吗？