diff --git a/remix-lib/src/execution/txHelper.js b/remix-lib/src/execution/txHelper.js
index 8ad9879acc..2540c8d00d 100644
--- a/remix-lib/src/execution/txHelper.js
+++ b/remix-lib/src/execution/txHelper.js
@@ -76,6 +76,15 @@ module.exports = {
     return funABI
   },
 
+  serializeInputs: function (fnAbi) {
+    var serialized = '('
+    if (fnAbi.inputs && fnAbi.inputs.length) {
+      serialized += fnAbi.inputs.map((input) => { return input.type }).join(',')
+    }
+    serialized += ')'
+    return serialized
+  },
+
   getFunction: function (abi, fnName) {
     for (var i = 0; i < abi.length; i++) {
       var fn = abi[i]