fix

Helius

2022-07-26 549f5b13855c9cee9b486c2759b9dddab5ce1b7f

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

@@ -24,4 +24,6 @@
    BigInteger blockNumber();

    BigInteger totalSupply();

    BigInteger safeMintNFT(String address);
}