From 7a2416d07b1a4f7d1f57d24df62762e3c72fe595 Mon Sep 17 00:00:00 2001
From: Vadim Macagon <vadim.macagon@gmail.com>
Date: Wed, 13 Nov 2019 17:44:05 +0700
Subject: [PATCH] Version 1.60.2

Fix TransferGateway.withdrawalReceiptAsync() to only unmarshal the
token contract address when it's available. When withdrawing LOOM via
the Binance Gateway the token contract address is not set on the
withdrawal receipt.
---
 package.json                      | 2 +-
 src/contracts/transfer-gateway.ts | 9 ++++++---
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/package.json b/package.json
index daa21033..cc9864a1 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
     "name": "Loom Network",
     "url": "https://loomx.io"
   },
-  "version": "1.60.1",
+  "version": "1.60.2",
   "keywords": [
     "blockchain",
     "dappchain"
diff --git a/src/contracts/transfer-gateway.ts b/src/contracts/transfer-gateway.ts
index 0ab25bbd..c539f029 100644
--- a/src/contracts/transfer-gateway.ts
+++ b/src/contracts/transfer-gateway.ts
@@ -31,8 +31,8 @@ export interface IUnclaimedToken {
 
 export interface IWithdrawalReceipt {
   tokenOwner: Address
-  // Mainnet address of token contract
-  tokenContract: Address
+  // Mainnet address of token contract (NOTE: not set when withdrawing LOOM via Binance Gateway)
+  tokenContract?: Address
   tokenKind: TransferGatewayTokenKind
   // ERC721/X token ID
   tokenId?: BN
@@ -402,9 +402,12 @@ export class TransferGateway extends Contract {
           value = tokenAmount
           break
       }
+
       return {
         tokenOwner: Address.UnmarshalPB(receipt.getTokenOwner()!),
-        tokenContract: Address.UnmarshalPB(receipt.getTokenContract()!),
+        tokenContract: receipt.getTokenContract()
+          ? Address.UnmarshalPB(receipt.getTokenContract()!)
+          : undefined,
         tokenKind,
         tokenId,
         tokenAmount,