[{"constant":false,"inputs":[{"internalType":"address","name":"buyGem","type":"address"},{"internalType":"uint256","name":"buyAmt","type":"uint256"},{"internalType":"address","name":"payGem","type":"address"},{"internalType":"uint256","name":"maxPayAmt","type":"uint256"}],"name":"buyAllAmount","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"internalType":"address","name":"payGem","type":"address"},{"internalType":"address","name":"buyGem","type":"address"},{"internalType":"uint256","name":"buyAmt","type":"uint256"}],"name":"getPayAmount","outputs":[{"internalType":"uint256","name":"payAmt","type":"uint256"}],"payable":false,"stateMutability":"pure","type":"function"}]