From 580206eb85577dbb509f836fafd662c26581954b Mon Sep 17 00:00:00 2001
From: Mrsirdev <111534516+Mrsirdev@users.noreply.github.com>
Date: Wed, 11 Oct 2023 13:32:07 +0100
Subject: [PATCH] chore: replace empty string with 0 (#63)

---
 api/handler/v1/erc20.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/api/handler/v1/erc20.go b/api/handler/v1/erc20.go
index 09d43aa..db6c890 100644
--- a/api/handler/v1/erc20.go
+++ b/api/handler/v1/erc20.go
@@ -180,7 +180,7 @@ func ERC20ModuleBalance(ctx *fasthttp.RequestCtx) {
 		// TODO: consider moving this to a work or remove the container mutex
 		val, err := blockchain.GetERC20Balance(v.Erc20, ethAddress)
 		balance := "0"
-		if err == nil {
+		if err == nil && val != "" {
 			balance = val
 		}