Merge branch 'development' into feature/forwarder-helper/init

* development: (31 commits)
  Update CI config to check development instead of v2-prototype branch
  fix: Make non-interactive npm login for publish tests more robust
  Run prettier
  Remove comment in updates json-schemas doc
  Add documentation for json-schemas
  Fix typo
  Remove artifacts
  Update variable names, make release candidate
  Update more names in docs
  Improve documentation
  Pin sra-report to 0xproject/connect v1.0.4
  Run prettier
  lint everything
  Update websocket for SRA v2
  Remove default query parameters
  Add networkId request param option
  Rename websocket files and types
  Use uuid as string for requestId
  Update changelogs
  Add fee recipients test
  ...

20 files changed, 292 insertions, 241 deletions

diff --git a/packages/connect/test/fixtures/standard_relayer_api/asset_pairs.json b/packages/connect/test/fixtures/standard_relayer_api/asset_pairs.json
new file mode 100644
index 000000000..603e9f67e
--- /dev/null
+++ b/packages/connect/test/fixtures/standard_relayer_api/asset_pairs.json
@@ -0,0 +1,21 @@
+{
+    "total": 43,
+    "page": 1,
+    "perPage": 100,
+    "records": [
+        {
+            "assetDataA": {
+                "minAmount": "0",
+                "maxAmount": "10000000000000000000",
+                "precision": 5,
+                "assetData": "0xf47261b04c32345ced77393b3530b1eed0f346429d"
+            },
+            "assetDataB": {
+                "minAmount": "0",
+                "maxAmount": "50000000000000000000",
+                "precision": 5,
+                "assetData": "0x0257179264389b814a946f3e92105513705ca6b990"
+            }
+        }
+    ]
+}
diff --git a/packages/connect/test/fixtures/standard_relayer_api/asset_pairs.ts b/packages/connect/test/fixtures/standard_relayer_api/asset_pairs.ts
new file mode 100644
index 000000000..5ce703317
--- /dev/null
+++ b/packages/connect/test/fixtures/standard_relayer_api/asset_pairs.ts
@@ -0,0 +1,25 @@
+import { BigNumber } from '@0xproject/utils';
+
+import { AssetPairsResponse } from '../../../src/types';
+
+export const assetDataPairsResponse: AssetPairsResponse = {
+    total: 43,
+    page: 1,
+    perPage: 100,
+    records: [
+        {
+            assetDataA: {
+                minAmount: new BigNumber('0'),
+                maxAmount: new BigNumber('10000000000000000000'),
+                precision: 5,
+                assetData: '0xf47261b04c32345ced77393b3530b1eed0f346429d',
+            },
+            assetDataB: {
+                minAmount: new BigNumber('0'),
+                maxAmount: new BigNumber('50000000000000000000'),
+                precision: 5,
+                assetData: '0x0257179264389b814a946f3e92105513705ca6b990',
+            },
+        },
+    ],
+};
diff --git a/packages/connect/test/fixtures/standard_relayer_api/fee_recipients.json b/packages/connect/test/fixtures/standard_relayer_api/fee_recipients.json
new file mode 100644
index 000000000..b1d570b03
--- /dev/null
+++ b/packages/connect/test/fixtures/standard_relayer_api/fee_recipients.json
@@ -0,0 +1,10 @@
+{
+    "total": 3,
+    "page": 1,
+    "perPage": 10,
+    "records": [
+        "0x6ec92694ea172ebc430c30fa31de87620967a082",
+        "0x9e56625509c2f60af937f23b7b532600390e8c8b",
+        "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32"
+    ]
+}
diff --git a/packages/connect/test/fixtures/standard_relayer_api/fee_recipients.ts b/packages/connect/test/fixtures/standard_relayer_api/fee_recipients.ts
new file mode 100644
index 000000000..e17ffe7a8
--- /dev/null
+++ b/packages/connect/test/fixtures/standard_relayer_api/fee_recipients.ts
@@ -0,0 +1,12 @@
+import { FeeRecipientsResponse } from '../../../src/types';
+
+export const feeRecipientsResponse: FeeRecipientsResponse = {
+    total: 3,
+    page: 1,
+    perPage: 10,
+    records: [
+        '0x6ec92694ea172ebc430c30fa31de87620967a082',
+        '0x9e56625509c2f60af937f23b7b532600390e8c8b',
+        '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
+    ],
+};
diff --git a/packages/connect/test/fixtures/standard_relayer_api/fees.json b/packages/connect/test/fixtures/standard_relayer_api/fees.json
deleted file mode 100644
index 483a74254..000000000
--- a/packages/connect/test/fixtures/standard_relayer_api/fees.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-    "feeRecipient": "0x323b5d4c32345ced77393b3530b1eed0f346429d",
-    "makerFee": "10000000000000000",
-    "takerFee": "30000000000000000"
-}
diff --git a/packages/connect/test/fixtures/standard_relayer_api/fees.ts b/packages/connect/test/fixtures/standard_relayer_api/fees.ts
deleted file mode 100644
index fecbaacff..000000000
--- a/packages/connect/test/fixtures/standard_relayer_api/fees.ts
+++ /dev/null
@@ -1,9 +0,0 @@
-import { BigNumber } from '@0xproject/utils';
-
-import { FeesResponse } from '../../../src/types';
-
-export const feesResponse: FeesResponse = {
-    feeRecipient: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
-    makerFee: new BigNumber('10000000000000000'),
-    takerFee: new BigNumber('30000000000000000'),
-};
diff --git a/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.json b/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.json
index e84954b0d..8d2cdd8ed 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.json
+++ b/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.json
@@ -1,19 +1,19 @@
 {
-    "maker": "0x9e56625509c2f60af937f23b7b532600390e8c8b",
-    "taker": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
-    "makerFee": "100000000000000",
-    "takerFee": "200000000000000",
-    "makerTokenAmount": "10000000000000000",
-    "takerTokenAmount": "20000000000000000",
-    "makerTokenAddress": "0x323b5d4c32345ced77393b3530b1eed0f346429d",
-    "takerTokenAddress": "0xef7fff64389b814a946f3e92105513705ca6b990",
-    "salt": "256",
-    "feeRecipient": "0xb046140686d052fff581f63f8136cce132e857da",
-    "exchangeContractAddress": "0x12459c951127e0c374ff9105dda097662a027093",
-    "expirationUnixTimestampSec": "42",
-    "ecSignature": {
-        "v": 27,
-        "r": "0x61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33",
-        "s": "0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254"
-    }
+    "order": {
+        "makerAddress": "0x9e56625509c2f60af937f23b7b532600390e8c8b",
+        "takerAddress": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
+        "feeRecipientAddress": "0xb046140686d052fff581f63f8136cce132e857da",
+        "senderAddress": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
+        "makerAssetAmount": "10000000000000000",
+        "takerAssetAmount": "20000000000000000",
+        "makerFee": "100000000000000",
+        "takerFee": "200000000000000",
+        "expirationTimeSeconds": "1532560590",
+        "salt": "1532559225",
+        "makerAssetData": "0xf47261b04c32345ced77393b3530b1eed0f346429d",
+        "takerAssetData": "0x0257179264389b814a946f3e92105513705ca6b990",
+        "exchangeAddress": "0x12459c951127e0c374ff9105dda097662a027093",
+        "signature": "0x012761a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33"
+    },
+    "metaData": {}
 }
diff --git a/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.ts b/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.ts
index 5a03a2ff6..c8a669b3b 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.ts
+++ b/packages/connect/test/fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.ts
@@ -1,21 +1,21 @@
 import { BigNumber } from '@0xproject/utils';
 
 export const orderResponse = {
-    maker: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
-    taker: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
-    makerFee: new BigNumber('100000000000000'),
-    takerFee: new BigNumber('200000000000000'),
-    makerTokenAmount: new BigNumber('10000000000000000'),
-    takerTokenAmount: new BigNumber('20000000000000000'),
-    makerTokenAddress: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
-    takerTokenAddress: '0xef7fff64389b814a946f3e92105513705ca6b990',
-    salt: new BigNumber('256'),
-    feeRecipient: '0xb046140686d052fff581f63f8136cce132e857da',
-    exchangeContractAddress: '0x12459c951127e0c374ff9105dda097662a027093',
-    expirationUnixTimestampSec: new BigNumber('42'),
-    ecSignature: {
-        v: 27,
-        r: '0x61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33',
-        s: '0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254',
+    order: {
+        makerAddress: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
+        takerAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
+        feeRecipientAddress: '0xb046140686d052fff581f63f8136cce132e857da',
+        senderAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
+        makerAssetAmount: new BigNumber('10000000000000000'),
+        takerAssetAmount: new BigNumber('20000000000000000'),
+        makerFee: new BigNumber('100000000000000'),
+        takerFee: new BigNumber('200000000000000'),
+        expirationTimeSeconds: new BigNumber('1532560590'),
+        salt: new BigNumber('1532559225'),
+        makerAssetData: '0xf47261b04c32345ced77393b3530b1eed0f346429d',
+        takerAssetData: '0x0257179264389b814a946f3e92105513705ca6b990',
+        exchangeAddress: '0x12459c951127e0c374ff9105dda097662a027093',
+        signature: '0x012761a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33',
     },
+    metaData: {},
 };
diff --git a/packages/connect/test/fixtures/standard_relayer_api/order_config.json b/packages/connect/test/fixtures/standard_relayer_api/order_config.json
new file mode 100644
index 000000000..39da91e6d
--- /dev/null
+++ b/packages/connect/test/fixtures/standard_relayer_api/order_config.json
@@ -0,0 +1,6 @@
+{
+    "senderAddress": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
+    "feeRecipientAddress": "0xb046140686d052fff581f63f8136cce132e857da",
+    "makerFee": "100000000000000",
+    "takerFee": "200000000000000"
+}
diff --git a/packages/connect/test/fixtures/standard_relayer_api/order_config.ts b/packages/connect/test/fixtures/standard_relayer_api/order_config.ts
new file mode 100644
index 000000000..36f01a009
--- /dev/null
+++ b/packages/connect/test/fixtures/standard_relayer_api/order_config.ts
@@ -0,0 +1,10 @@
+import { BigNumber } from '@0xproject/utils';
+
+import { OrderConfigResponse } from '../../../src/types';
+
+export const orderConfigResponse: OrderConfigResponse = {
+    senderAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
+    feeRecipientAddress: '0xb046140686d052fff581f63f8136cce132e857da',
+    makerFee: new BigNumber('100000000000000'),
+    takerFee: new BigNumber('200000000000000'),
+};
diff --git a/packages/connect/test/fixtures/standard_relayer_api/orderbook.json b/packages/connect/test/fixtures/standard_relayer_api/orderbook.json
index 825be34c2..5206c2217 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/orderbook.json
+++ b/packages/connect/test/fixtures/standard_relayer_api/orderbook.json
@@ -1,44 +1,54 @@
 {
-    "bids": [
-        {
-            "maker": "0x9e56625509c2f60af937f23b7b532600390e8c8b",
-            "taker": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
-            "makerFee": "100000000000000",
-            "takerFee": "200000000000000",
-            "makerTokenAmount": "10000000000000000",
-            "takerTokenAmount": "20000000000000000",
-            "makerTokenAddress": "0x323b5d4c32345ced77393b3530b1eed0f346429d",
-            "takerTokenAddress": "0xef7fff64389b814a946f3e92105513705ca6b990",
-            "salt": "256",
-            "feeRecipient": "0xb046140686d052fff581f63f8136cce132e857da",
-            "exchangeContractAddress": "0x12459c951127e0c374ff9105dda097662a027093",
-            "expirationUnixTimestampSec": "42",
-            "ecSignature": {
-                "v": 27,
-                "r": "0x61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33",
-                "s": "0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254"
+    "bids": {
+        "total": 325,
+        "page": 2,
+        "perPage": 100,
+        "records": [
+            {
+                "order": {
+                    "makerAddress": "0x9e56625509c2f60af937f23b7b532600390e8c8b",
+                    "takerAddress": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
+                    "feeRecipientAddress": "0xb046140686d052fff581f63f8136cce132e857da",
+                    "senderAddress": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
+                    "makerAssetAmount": "10000000000000000",
+                    "takerAssetAmount": "20000000000000000",
+                    "makerFee": "100000000000000",
+                    "takerFee": "200000000000000",
+                    "expirationTimeSeconds": "1532560590",
+                    "salt": "1532559225",
+                    "makerAssetData": "0xf47261b04c32345ced77393b3530b1eed0f346429d",
+                    "takerAssetData": "0x0257179264389b814a946f3e92105513705ca6b990",
+                    "exchangeAddress": "0x12459c951127e0c374ff9105dda097662a027093",
+                    "signature": "0x012761a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33"
+                },
+                "metaData": {}
             }
-        }
-    ],
-    "asks": [
-        {
-            "maker": "0x9e56625509c2f60af937f23b7b532600390e8c8b",
-            "taker": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
-            "makerFee": "100000000000000",
-            "takerFee": "200000000000000",
-            "makerTokenAmount": "10000000000000000",
-            "takerTokenAmount": "20000000000000000",
-            "makerTokenAddress": "0x323b5d4c32345ced77393b3530b1eed0f346429d",
-            "takerTokenAddress": "0xef7fff64389b814a946f3e92105513705ca6b990",
-            "salt": "256",
-            "feeRecipient": "0xb046140686d052fff581f63f8136cce132e857da",
-            "exchangeContractAddress": "0x12459c951127e0c374ff9105dda097662a027093",
-            "expirationUnixTimestampSec": "42",
-            "ecSignature": {
-                "v": 27,
-                "r": "0x61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33",
-                "s": "0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254"
+        ]
+    },
+    "asks": {
+        "total": 500,
+        "page": 2,
+        "perPage": 100,
+        "records": [
+            {
+                "order": {
+                    "makerAddress": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
+                    "takerAddress": "0x9e56625509c2f60af937f23b7b532600390e8c8b",
+                    "feeRecipientAddress": "0xb046140686d052fff581f63f8136cce132e857da",
+                    "senderAddress": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
+                    "makerAssetAmount": "20000000000000000",
+                    "takerAssetAmount": "10000000000000000",
+                    "makerFee": "200000000000000",
+                    "takerFee": "100000000000000",
+                    "expirationTimeSeconds": "1532560590",
+                    "salt": "1532559225",
+                    "makerAssetData": "0x0257179264389b814a946f3e92105513705ca6b990",
+                    "takerAssetData": "0xf47261b04c32345ced77393b3530b1eed0f346429d",
+                    "exchangeAddress": "0x12459c951127e0c374ff9105dda097662a027093",
+                    "signature": "0x013842a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b3518891"
+                },
+                "metaData": {}
             }
-        }
-    ]
+        ]
+    }
 }
diff --git a/packages/connect/test/fixtures/standard_relayer_api/orderbook.ts b/packages/connect/test/fixtures/standard_relayer_api/orderbook.ts
index 6684ac2e5..d5f39a51f 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/orderbook.ts
+++ b/packages/connect/test/fixtures/standard_relayer_api/orderbook.ts
@@ -1,46 +1,58 @@
 import { BigNumber } from '@0xproject/utils';
 
-export const orderbookResponse = {
-    bids: [
-        {
-            maker: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
-            taker: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
-            makerFee: new BigNumber('100000000000000'),
-            takerFee: new BigNumber('200000000000000'),
-            makerTokenAmount: new BigNumber('10000000000000000'),
-            takerTokenAmount: new BigNumber('20000000000000000'),
-            makerTokenAddress: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
-            takerTokenAddress: '0xef7fff64389b814a946f3e92105513705ca6b990',
-            salt: new BigNumber('256'),
-            feeRecipient: '0xb046140686d052fff581f63f8136cce132e857da',
-            exchangeContractAddress: '0x12459c951127e0c374ff9105dda097662a027093',
-            expirationUnixTimestampSec: new BigNumber('42'),
-            ecSignature: {
-                v: 27,
-                r: '0x61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33',
-                s: '0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254',
+import { OrderbookResponse } from '../../../src/types';
+
+export const orderbookResponse: OrderbookResponse = {
+    bids: {
+        total: 325,
+        page: 2,
+        perPage: 100,
+        records: [
+            {
+                order: {
+                    makerAddress: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
+                    takerAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
+                    feeRecipientAddress: '0xb046140686d052fff581f63f8136cce132e857da',
+                    senderAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
+                    makerAssetAmount: new BigNumber('10000000000000000'),
+                    takerAssetAmount: new BigNumber('20000000000000000'),
+                    makerFee: new BigNumber('100000000000000'),
+                    takerFee: new BigNumber('200000000000000'),
+                    expirationTimeSeconds: new BigNumber('1532560590'),
+                    salt: new BigNumber('1532559225'),
+                    makerAssetData: '0xf47261b04c32345ced77393b3530b1eed0f346429d',
+                    takerAssetData: '0x0257179264389b814a946f3e92105513705ca6b990',
+                    exchangeAddress: '0x12459c951127e0c374ff9105dda097662a027093',
+                    signature: '0x012761a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33',
+                },
+                metaData: {},
             },
-        },
-    ],
-    asks: [
-        {
-            maker: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
-            taker: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
-            makerFee: new BigNumber('100000000000000'),
-            takerFee: new BigNumber('200000000000000'),
-            makerTokenAmount: new BigNumber('10000000000000000'),
-            takerTokenAmount: new BigNumber('20000000000000000'),
-            makerTokenAddress: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
-            takerTokenAddress: '0xef7fff64389b814a946f3e92105513705ca6b990',
-            salt: new BigNumber('256'),
-            feeRecipient: '0xb046140686d052fff581f63f8136cce132e857da',
-            exchangeContractAddress: '0x12459c951127e0c374ff9105dda097662a027093',
-            expirationUnixTimestampSec: new BigNumber('42'),
-            ecSignature: {
-                v: 27,
-                r: '0x61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33',
-                s: '0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254',
+        ],
+    },
+    asks: {
+        total: 500,
+        page: 2,
+        perPage: 100,
+        records: [
+            {
+                order: {
+                    makerAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
+                    takerAddress: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
+                    feeRecipientAddress: '0xb046140686d052fff581f63f8136cce132e857da',
+                    senderAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
+                    makerAssetAmount: new BigNumber('20000000000000000'),
+                    takerAssetAmount: new BigNumber('10000000000000000'),
+                    makerFee: new BigNumber('200000000000000'),
+                    takerFee: new BigNumber('100000000000000'),
+                    expirationTimeSeconds: new BigNumber('1532560590'),
+                    salt: new BigNumber('1532559225'),
+                    makerAssetData: '0x0257179264389b814a946f3e92105513705ca6b990',
+                    takerAssetData: '0xf47261b04c32345ced77393b3530b1eed0f346429d',
+                    exchangeAddress: '0x12459c951127e0c374ff9105dda097662a027093',
+                    signature: '0x013842a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b3518891',
+                },
+                metaData: {},
             },
-        },
-    ],
+        ],
+    },
 };
diff --git a/packages/connect/test/fixtures/standard_relayer_api/orders.json b/packages/connect/test/fixtures/standard_relayer_api/orders.json
index cfa780dc4..683612071 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/orders.json
+++ b/packages/connect/test/fixtures/standard_relayer_api/orders.json
@@ -1,21 +1,26 @@
-[
-    {
-        "maker": "0x9e56625509c2f60af937f23b7b532600390e8c8b",
-        "taker": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
-        "makerFee": "100000000000000",
-        "takerFee": "200000000000000",
-        "makerTokenAmount": "10000000000000000",
-        "takerTokenAmount": "20000000000000000",
-        "makerTokenAddress": "0x323b5d4c32345ced77393b3530b1eed0f346429d",
-        "takerTokenAddress": "0xef7fff64389b814a946f3e92105513705ca6b990",
-        "salt": "256",
-        "feeRecipient": "0x9e56625509c2f60af937f23b7b532600390e8c8b",
-        "exchangeContractAddress": "0x9e56625509c2f60af937f23b7b532600390e8c8b",
-        "expirationUnixTimestampSec": "42",
-        "ecSignature": {
-            "v": 27,
-            "r": "0x61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33",
-            "s": "0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254"
+{
+    "total": 984,
+    "page": 1,
+    "perPage": 100,
+    "records": [
+        {
+            "order": {
+                "makerAddress": "0x9e56625509c2f60af937f23b7b532600390e8c8b",
+                "takerAddress": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
+                "feeRecipientAddress": "0xb046140686d052fff581f63f8136cce132e857da",
+                "senderAddress": "0xa2b31dacf30a9c50ca473337c01d8a201ae33e32",
+                "makerAssetAmount": "10000000000000000",
+                "takerAssetAmount": "20000000000000000",
+                "makerFee": "100000000000000",
+                "takerFee": "200000000000000",
+                "expirationTimeSeconds": "1532560590",
+                "salt": "1532559225",
+                "makerAssetData": "0xf47261b04c32345ced77393b3530b1eed0f346429d",
+                "takerAssetData": "0x0257179264389b814a946f3e92105513705ca6b990",
+                "exchangeAddress": "0x12459c951127e0c374ff9105dda097662a027093",
+                "signature": "0x012761a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33"
+            },
+            "metaData": {}
         }
-    }
-]
+    ]
+}
diff --git a/packages/connect/test/fixtures/standard_relayer_api/orders.ts b/packages/connect/test/fixtures/standard_relayer_api/orders.ts
index 5044777bd..01f8974b8 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/orders.ts
+++ b/packages/connect/test/fixtures/standard_relayer_api/orders.ts
@@ -1,23 +1,30 @@
 import { BigNumber } from '@0xproject/utils';
 
-export const ordersResponse = [
-    {
-        maker: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
-        taker: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
-        makerFee: new BigNumber('100000000000000'),
-        takerFee: new BigNumber('200000000000000'),
-        makerTokenAmount: new BigNumber('10000000000000000'),
-        takerTokenAmount: new BigNumber('20000000000000000'),
-        makerTokenAddress: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
-        takerTokenAddress: '0xef7fff64389b814a946f3e92105513705ca6b990',
-        salt: new BigNumber('256'),
-        feeRecipient: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
-        exchangeContractAddress: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
-        expirationUnixTimestampSec: new BigNumber('42'),
-        ecSignature: {
-            v: 27,
-            r: '0x61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33',
-            s: '0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254',
+import { OrdersResponse } from '../../../src/types';
+
+export const ordersResponse: OrdersResponse = {
+    total: 984,
+    page: 1,
+    perPage: 100,
+    records: [
+        {
+            order: {
+                makerAddress: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
+                takerAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
+                feeRecipientAddress: '0xb046140686d052fff581f63f8136cce132e857da',
+                senderAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
+                makerAssetAmount: new BigNumber('10000000000000000'),
+                takerAssetAmount: new BigNumber('20000000000000000'),
+                makerFee: new BigNumber('100000000000000'),
+                takerFee: new BigNumber('200000000000000'),
+                expirationTimeSeconds: new BigNumber('1532560590'),
+                salt: new BigNumber('1532559225'),
+                makerAssetData: '0xf47261b04c32345ced77393b3530b1eed0f346429d',
+                takerAssetData: '0x0257179264389b814a946f3e92105513705ca6b990',
+                exchangeAddress: '0x12459c951127e0c374ff9105dda097662a027093',
+                signature: '0x012761a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc33',
+            },
+            metaData: {},
         },
-    },
-];
+    ],
+};
diff --git a/packages/connect/test/fixtures/standard_relayer_api/snapshot_orderbook_channel_message.ts b/packages/connect/test/fixtures/standard_relayer_api/snapshot_orderbook_channel_message.ts
deleted file mode 100644
index 1d7e67055..000000000
--- a/packages/connect/test/fixtures/standard_relayer_api/snapshot_orderbook_channel_message.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-import * as orderbookJSON from './orderbook.json';
-
-const orderbookJsonString = JSON.stringify(orderbookJSON);
-
-export const snapshotOrderbookChannelMessage = `{
-    "type": "snapshot",
-    "channel": "orderbook",
-    "requestId": 1,
-    "payload": ${orderbookJsonString}
-}`;
-
-export const malformedSnapshotOrderbookChannelMessage = `{
-    "type": "snapshot",
-    "channel": "orderbook",
-    "requestId": 1,
-    "payload": {}
-}`;
diff --git a/packages/connect/test/fixtures/standard_relayer_api/token_pairs.json b/packages/connect/test/fixtures/standard_relayer_api/token_pairs.json
deleted file mode 100644
index 90f57a974..000000000
--- a/packages/connect/test/fixtures/standard_relayer_api/token_pairs.json
+++ /dev/null
@@ -1,16 +0,0 @@
-[
-    {
-        "tokenA": {
-            "address": "0x323b5d4c32345ced77393b3530b1eed0f346429d",
-            "minAmount": "0",
-            "maxAmount": "10000000000000000000",
-            "precision": 5
-        },
-        "tokenB": {
-            "address": "0xef7fff64389b814a946f3e92105513705ca6b990",
-            "minAmount": "0",
-            "maxAmount": "50000000000000000000",
-            "precision": 5
-        }
-    }
-]
diff --git a/packages/connect/test/fixtures/standard_relayer_api/token_pairs.ts b/packages/connect/test/fixtures/standard_relayer_api/token_pairs.ts
deleted file mode 100644
index f48b1e877..000000000
--- a/packages/connect/test/fixtures/standard_relayer_api/token_pairs.ts
+++ /dev/null
@@ -1,20 +0,0 @@
-import { BigNumber } from '@0xproject/utils';
-
-import { TokenPairsItem } from '../../../src/types';
-
-export const tokenPairsResponse: TokenPairsItem[] = [
-    {
-        tokenA: {
-            address: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
-            minAmount: new BigNumber(0),
-            maxAmount: new BigNumber('10000000000000000000'),
-            precision: 5,
-        },
-        tokenB: {
-            address: '0xef7fff64389b814a946f3e92105513705ca6b990',
-            minAmount: new BigNumber(0),
-            maxAmount: new BigNumber('50000000000000000000'),
-            precision: 5,
-        },
-    },
-];
diff --git a/packages/connect/test/fixtures/standard_relayer_api/unknown_orderbook_channel_message.ts b/packages/connect/test/fixtures/standard_relayer_api/unknown_orders_channel_message.ts
index cbedff60e..b6c0cd50c 100644
--- a/packages/connect/test/fixtures/standard_relayer_api/unknown_orderbook_channel_message.ts
+++ b/packages/connect/test/fixtures/standard_relayer_api/unknown_orders_channel_message.ts
@@ -2,9 +2,9 @@ import * as orderResponseJSON from './order/0xabc67323774bdbd24d94f977fa9ac94a50
 
 const orderJSONString = JSON.stringify(orderResponseJSON);
 
-export const unknownOrderbookChannelMessage = `{
+export const unknownOrdersChannelMessage = `{
     "type": "superGoodUpdate",
     "channel": "orderbook",
-    "requestId": 1,
-    "payload": ${orderJSONString}
+    "requestId": "6ce8c5a6-5c46-4027-a44a-51831c77b8a1",
+    "payload": [${orderJSONString}]
 }`;
diff --git a/packages/connect/test/fixtures/standard_relayer_api/update_orderbook_channel_message.ts b/packages/connect/test/fixtures/standard_relayer_api/update_orderbook_channel_message.ts
deleted file mode 100644
index 0e2c7523b..000000000
--- a/packages/connect/test/fixtures/standard_relayer_api/update_orderbook_channel_message.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-import * as orderResponseJSON from './order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.json';
-
-const orderJSONString = JSON.stringify(orderResponseJSON);
-
-export const updateOrderbookChannelMessage = `{
-    "type": "update",
-    "channel": "orderbook",
-    "requestId": 1,
-    "payload": ${orderJSONString}
-}`;
-
-export const malformedUpdateOrderbookChannelMessage = `{
-    "type": "update",
-    "channel": "orderbook",
-    "requestId": 1,
-    "payload": {}
-}`;
diff --git a/packages/connect/test/fixtures/standard_relayer_api/update_orders_channel_message.ts b/packages/connect/test/fixtures/standard_relayer_api/update_orders_channel_message.ts
new file mode 100644
index 000000000..c18a2c789
--- /dev/null
+++ b/packages/connect/test/fixtures/standard_relayer_api/update_orders_channel_message.ts
@@ -0,0 +1,17 @@
+import * as apiOrderJSON from './order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.json';
+
+const apiOrderJSONString = JSON.stringify(apiOrderJSON);
+
+export const updateOrdersChannelMessage = `{
+    "type": "update",
+    "channel": "orders",
+    "requestId": "5a1ce3a2-22b9-41e6-a615-68077512e9e2",
+    "payload": [${apiOrderJSONString}]
+}`;
+
+export const malformedUpdateOrdersChannelMessage = `{
+    "type": "update",
+    "channel": "orders",
+    "requestId": "4d8efcee-adde-4475-9601-f0b30962ca2b",
+    "payload": {}
+}`;