https://medium.com/@leotterobany/%E7%A1%AE%E4%BF%9D%E5%AE%89%E5%85%A8%E8%8E%B7%E5%8F%96perpetual-protocol-airdrop%E7%A9%BA%E6%8A%95%E7%9A%84%E6%8A%80%E5%B7%A7-7f6b65a24270
