diff --git a/README.md b/README.md
index 4f300fc..5597b25 100644
--- a/README.md
+++ b/README.md
@@ -18,9 +18,37 @@ The API endpoints will be available by default at: `http://localhost:3001/insigh
 
 ## Prerequisites
 
-- [Bitcore Node 0.2.x](https://github.com/bitpay/bitcore-node)
+- [Bitcore Node 3.x](https://github.com/bitpay/bitcore-node)
 
-**Note:** You can use an existing Bitcoin data directory, however `txindex` needs to be set to true in `bitcoin.conf`.
+**Note:** You can use an existing Bitcoin data directory, however `txindex`, `addressindex`, `timestampindex` and `spentindex` needs to be set to true in `bitcoin.conf`, as well as a few other additional fields.
+
+## Notes on Upgrading from v0.3
+
+The unspent outputs format now has `satoshis` and `height`:
+```
+[
+  {
+    "address":"mo9ncXisMeAoXwqcV5EWuyncbmCcQN4rVs",
+    "txid":"d5f8a96faccf79d4c087fa217627bb1120e83f8ea1a7d84b1de4277ead9bbac1",
+    "vout":0,
+    "scriptPubKey":"76a91453c0307d6851aa0ce7825ba883c6bd9ad242b48688ac",
+    "amount":0.000006,
+    "satoshis":600,
+    "confirmations":0,
+    "ts":1461349425
+  },
+  {
+    "address": "mo9ncXisMeAoXwqcV5EWuyncbmCcQN4rVs",
+    "txid": "bc9df3b92120feaee4edc80963d8ed59d6a78ea0defef3ec3cb374f2015bfc6e",
+    "vout": 1,
+    "scriptPubKey": "76a91453c0307d6851aa0ce7825ba883c6bd9ad242b48688ac",
+    "amount": 0.12345678,
+    "satoshis: 12345678,
+    "height": 300001
+  }
+]
+```
+The `timestamp` property will only be set for unconfirmed transactions and `height` can be used for determining block order. The `confirmationsFromCache` is nolonger set or necessary, confirmation count is only cached for the time between blocks.
 
 ## Notes on Upgrading from v0.2
 
@@ -95,25 +123,25 @@ The response contains the value in Satoshis.
 Sample return:
 ``` json
 [
-    {
-      "address": "n2PuaAguxZqLddRbTnAoAuwKYgN2w2hZk7",
-      "txid": "dbfdc2a0d22a8282c4e7be0452d595695f3a39173bed4f48e590877382b112fc",
-      "vout": 0,
-      "ts": 1401276201,
-      "scriptPubKey": "76a914e50575162795cd77366fb80d728e3216bd52deac88ac",
-      "amount": 0.001,
-      "confirmations": 3
-    },
-    {
-      "address": "n2PuaAguxZqLddRbTnAoAuwKYgN2w2hZk7",
-      "txid": "e2b82af55d64f12fd0dd075d0922ee7d6a300f58fe60a23cbb5831b31d1d58b4",
-      "vout": 0,
-      "ts": 1401226410,
-      "scriptPubKey": "76a914e50575162795cd77366fb80d728e3216bd52deac88ac",
-      "amount": 0.001,
-      "confirmation": 6,
-      "confirmationsFromCache": true
-    }
+  {
+    "address":"mo9ncXisMeAoXwqcV5EWuyncbmCcQN4rVs",
+    "txid":"d5f8a96faccf79d4c087fa217627bb1120e83f8ea1a7d84b1de4277ead9bbac1",
+    "vout":0,
+    "scriptPubKey":"76a91453c0307d6851aa0ce7825ba883c6bd9ad242b48688ac",
+    "amount":0.000006,
+    "satoshis":600,
+    "confirmations":0,
+    "ts":1461349425
+  },
+  {
+    "address": "mo9ncXisMeAoXwqcV5EWuyncbmCcQN4rVs",
+    "txid": "bc9df3b92120feaee4edc80963d8ed59d6a78ea0defef3ec3cb374f2015bfc6e",
+    "vout": 1,
+    "scriptPubKey": "76a91453c0307d6851aa0ce7825ba883c6bd9ad242b48688ac",
+    "amount": 0.12345678,
+    "satoshis: 12345678,
+    "height": 300001
+  }
 ]
 ```
 
diff --git a/lib/addresses.js b/lib/addresses.js
index e30a7fb..e83ab68 100644
--- a/lib/addresses.js
+++ b/lib/addresses.js
@@ -128,7 +128,6 @@ AddressController.prototype.utxo = function(req, res) {
 
 AddressController.prototype.multiutxo = function(req, res) {
   var self = this;
-
   this.node.getAddressUnspentOutputs(req.addrs, true, function(err, utxos) {
     if(err && err.code === -5) {
       return res.jsonp([]);
@@ -140,18 +139,25 @@ AddressController.prototype.multiutxo = function(req, res) {
   });
 };
 
-AddressController.prototype.transformUtxo = function(utxo) {
-  return {
-    address: utxo.address,
-    txid: utxo.txid,
-    vout: utxo.outputIndex,
-    height: utxo.height,
-    ts: utxo.timestamp ? parseInt(utxo.timestamp) : Date.now(),
-    scriptPubKey: utxo.script,
-    amount: utxo.satoshis / 1e8,
-    satoshis: utxo.satoshis,
-    confirmations: this.node.services.bitcoind.height - utxo.height + 1
+AddressController.prototype.transformUtxo = function(utxoArg) {
+  var utxo = {
+    address: utxoArg.address,
+    txid: utxoArg.txid,
+    vout: utxoArg.outputIndex,
+    scriptPubKey: utxoArg.script,
+    amount: utxoArg.satoshis / 1e8,
+    satoshis: utxoArg.satoshis
   };
+  if (utxoArg.height && utxoArg.height > 0) {
+    utxo.height = utxoArg.height;
+    utxo.confirmations = this.node.services.bitcoind.height - utxoArg.height + 1;
+  } else {
+    utxo.confirmations = 0;
+  }
+  if (utxoArg.timestamp) {
+    utxo.ts = utxoArg.timestamp;
+  }
+  return utxo;
 };
 
 AddressController.prototype.multitxs = function(req, res, next) {