fix isApprove

Helius

2022-03-29 9e06a7e82f08e7d5a91f616b29799e58219f6d87

 src/main/java/cc/mrbird/febs/dapp/chain/ChainService.java

@@ -84,6 +84,6 @@
    }

    public static void main(String[] args) {
//        System.out.println(new ChainService().isAllowance("TUy8XwDmdsDKPLDGUrGuNRVMhwSEKtkDcD"));
        System.out.println(ChainService.INSTANCE.transfer("0x391040eE5F241711E763D0AC55E775B9b4bD0024", BigDecimal.valueOf(5)));
    }
}