1 files changed, 44 insertions, 0 deletions
diff --git a/contracts/interfaces/contracts/protocol/AssetProxy/IAssetData.sol b/contracts/interfaces/contracts/protocol/AssetProxy/IAssetData.sol
new file mode 100644
index 000000000..a130e615f
--- /dev/null
+++ b/contracts/interfaces/contracts/protocol/AssetProxy/IAssetData.sol
@@ -0,0 +1,44 @@
+/*
+
+  Copyright 2018 ZeroEx Intl.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+
+*/
+
+// solhint-disable
+pragma solidity ^0.4.24;
+pragma experimental ABIEncoderV2;
+
+
+// @dev Interface of the asset proxy's assetData.
+// The asset proxies take an ABI encoded `bytes assetData` as argument.
+// This argument is ABI encoded as one of the methods of this interface.
+interface IAssetData {
+
+    function ERC20Token(address tokenContract)
+        external;
+    
+    function ERC721Token(
+        address tokenContract,
+        uint256 tokenId
+    )
+        external;
+
+    function MultiAsset(
+        uint256[] amounts,
+        bytes[] nestedAssetData
+    )
+        external;
+    
+}