fix
Helius
2022-07-29 aecfc263a34ee79406a5aa16887bb69a3807a197
src/main/java/cc/mrbird/febs/dapp/chain/EthService.java
@@ -362,7 +362,7 @@
    }
    @Override
    public BigInteger safeMintNFT(String toAddress) {
    public String safeMintNFT(String toAddress) {
        String gas = getGas();
        try {