From fc4f975c51777dd8d5f18f4ae5401c5f5714dd7f Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Tue, 26 Jul 2022 19:08:30 +0800
Subject: [PATCH] fix

---
 src/main/java/cc/mrbird/febs/dapp/chain/ContractChainService.java |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/main/java/cc/mrbird/febs/dapp/chain/ContractChainService.java b/src/main/java/cc/mrbird/febs/dapp/chain/ContractChainService.java
index 52e5100..9e867de 100644
--- a/src/main/java/cc/mrbird/febs/dapp/chain/ContractChainService.java
+++ b/src/main/java/cc/mrbird/febs/dapp/chain/ContractChainService.java
@@ -25,5 +25,5 @@
 
     BigInteger totalSupply();
 
-    BigInteger safeMintNFT(String address);
+    String safeMintNFT(String address);
 }

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