5 files changed, 37 insertions, 7 deletions
diff --git a/packages/web3-wrapper/CHANGELOG.json b/packages/web3-wrapper/CHANGELOG.json
index f8b1dab85..0b83ad13d 100644
--- a/packages/web3-wrapper/CHANGELOG.json
+++ b/packages/web3-wrapper/CHANGELOG.json
@@ -1,15 +1,27 @@
 [
     {
-        "timestamp": 1529397769,
-        "version": "0.7.2",
+        "version": "0.7.3",
         "changes": [
             {
+                "note": "Export `marshaller` utility file.",
+                "pr": 829
+            },
+            {
                 "note": "Add `getNodeTypeAsync` method",
                 "pr": 812
             }
         ]
     },
     {
+        "timestamp": 1531149657,
+        "version": "0.7.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1529397769,
         "version": "0.7.1",
         "changes": [
diff --git a/packages/web3-wrapper/CHANGELOG.md b/packages/web3-wrapper/CHANGELOG.md
index 1ac36a316..f6795100e 100644
--- a/packages/web3-wrapper/CHANGELOG.md
+++ b/packages/web3-wrapper/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v0.7.2 - _July 9, 2018_
+
+    * Dependencies updated
+
 ## v0.7.1 - _June 19, 2018_
 
     * Dependencies updated
diff --git a/packages/web3-wrapper/package.json b/packages/web3-wrapper/package.json
index 21455f67a..9716be5bf 100644
--- a/packages/web3-wrapper/package.json
+++ b/packages/web3-wrapper/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0xproject/web3-wrapper",
-    "version": "0.7.1",
+    "version": "0.7.2",
     "engines": {
         "node": ">=6.12"
     },
@@ -45,8 +45,8 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/web3-wrapper/README.md",
     "devDependencies": {
-        "@0xproject/monorepo-scripts": "^0.2.1",
-        "@0xproject/tslint-config": "^0.4.20",
+        "@0xproject/monorepo-scripts": "^0.2.2",
+        "@0xproject/tslint-config": "^0.4.21",
         "@types/lodash": "4.14.104",
         "chai": "^4.0.1",
         "chai-as-promised": "^7.1.0",
@@ -66,8 +66,8 @@
     "dependencies": {
         "@0xproject/assert": "0.3.0",
         "@0xproject/json-schemas": "^1.0.0",
-        "@0xproject/typescript-typings": "^0.4.1",
-        "@0xproject/utils": "^0.7.1",
+        "@0xproject/typescript-typings": "^0.4.2",
+        "@0xproject/utils": "^0.7.2",
         "ethereum-types": "^0.0.2",
         "ethereumjs-util": "^5.1.1",
         "ethers": "3.0.22",
diff --git a/packages/web3-wrapper/src/index.ts b/packages/web3-wrapper/src/index.ts
index 66ef0a784..19fe0836c 100644
--- a/packages/web3-wrapper/src/index.ts
+++ b/packages/web3-wrapper/src/index.ts
@@ -1,2 +1,3 @@
 export { Web3Wrapper, uniqueVersionIds, NodeType } from './web3_wrapper';
 export { Web3WrapperErrors } from './types';
+export { marshaller } from './marshaller';
diff --git a/packages/web3-wrapper/src/marshaller.ts b/packages/web3-wrapper/src/marshaller.ts
index e9fd35a11..15384417e 100644
--- a/packages/web3-wrapper/src/marshaller.ts
+++ b/packages/web3-wrapper/src/marshaller.ts
@@ -73,6 +73,19 @@ export const marshaller = {
         };
         return tx;
     },
+    unmarshalTxData(txDataRpc: TxDataRPC): TxData {
+        if (_.isUndefined(txDataRpc.from)) {
+            throw new Error(`txData must include valid 'from' value.`);
+        }
+        const txData = {
+            ...txDataRpc,
+            value: !_.isUndefined(txDataRpc.value) ? utils.convertHexToNumber(txDataRpc.value) : undefined,
+            gas: !_.isUndefined(txDataRpc.gas) ? utils.convertHexToNumber(txDataRpc.gas) : undefined,
+            gasPrice: !_.isUndefined(txDataRpc.gasPrice) ? utils.convertHexToNumber(txDataRpc.gasPrice) : undefined,
+            nonce: !_.isUndefined(txDataRpc.nonce) ? utils.convertHexToNumber(txDataRpc.nonce) : undefined,
+        };
+        return txData;
+    },
     marshalTxData(txData: Partial<TxData>): Partial<TxDataRPC> {
         if (_.isUndefined(txData.from)) {
             throw new Error(`txData must include valid 'from' value.`);