diff --git a/specification/commerce/resource-manager/Microsoft.Commerce/preview/2015-06-01-preview/commerce.json b/specification/commerce/resource-manager/Microsoft.Commerce/preview/2015-06-01-preview/commerce.json
index 9d532d1f748e..026faaeb4bfd 100644
--- a/specification/commerce/resource-manager/Microsoft.Commerce/preview/2015-06-01-preview/commerce.json
+++ b/specification/commerce/resource-manager/Microsoft.Commerce/preview/2015-06-01-preview/commerce.json
@@ -27,6 +27,11 @@
         "externalDocs": {
           "url": "https://docs.microsoft.com/rest/api/commerce/usageaggregates"
         },
+        "x-ms-examples": {
+          "GetUsageAggregatesList": {
+            "$ref": "./examples/GetUsageAggregatesList.json"
+          }
+        },
         "parameters": [
           {
             "name": "reportedStartTime",
@@ -88,6 +93,12 @@
               "$ref": "#/definitions/UsageAggregationListResult"
             }
           },
+          "202": {
+            "description": "Response indicating that a request has been accepted for processing. However, the processing has not been completed.",
+            "schema": {
+              "$ref": "#/definitions/ErrorResponse"
+            }
+          },
           "default": {
             "description": "Error response describing why the operation failed.",
             "schema": {
@@ -150,12 +161,6 @@
   },
   "definitions": {
     "InfoField": {
-      "properties": {
-        "project": {
-          "type": "string",
-          "description": "Identifies the name of the instance provisioned by the user."
-        }
-      },
       "description": "Key-value pairs of instance details in the legacy format."
     },
     "UsageSample": {
diff --git a/specification/commerce/resource-manager/Microsoft.Commerce/preview/2015-06-01-preview/examples/GetUsageAggregatesList.json b/specification/commerce/resource-manager/Microsoft.Commerce/preview/2015-06-01-preview/examples/GetUsageAggregatesList.json
new file mode 100644
index 000000000000..b00db8f32156
--- /dev/null
+++ b/specification/commerce/resource-manager/Microsoft.Commerce/preview/2015-06-01-preview/examples/GetUsageAggregatesList.json
@@ -0,0 +1,42 @@
+{
+  "title": "Get UsageAggregatesList",
+  "parameters": {
+    "subscriptionId": "f68815e6-3c41-45ef-bbd8-5f83303c396b",
+    "api-version": "2015-06-01-preview",
+    "reportedStartTime": "2014-05-01T00:00:00+00:00",
+    "reportedEndTime": "2015-06-01T00:00:00+00:00",
+    "aggregationGranularity": "Daily",
+    "showDetails": "true"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "id": "/subscriptions/f68815e6-3c41-45ef-bbd8-5f83303c396b/providers/Microsoft.Commerce/UsageAggregates/Daily_BRSDT_20140501_0000",
+            "name": "Daily_BRSDT_20140501_0000",
+            "type": "Microsoft.Commerce/UsageAggregate",
+            "properties": {
+              "subscriptionId": "f68815e6-3c41-45ef-bbd8-5f83303c396b",
+              "usageStartTime": "2015-03-03T00:00:00+00:00",
+              "usageEndTime": "2015-03-04T00:00:00+00:00",
+              "meterName": "Standard IO – Page Blob/Disk (GB)",
+              "meterCategory": "Storage",
+              "meterSubCategory": "Geo Redundant",
+              "unit": "GB",
+              "meterId": "0e9d0c9b-ab6d-4312-9c7e-3794e22af9c4",
+              "infoFields": {},
+              "quantity": 0.057865
+            }
+          }
+        ]
+      }
+    },
+    "202": {
+      "body": {
+        "code": "aaaaaaaaaaaaaaaaaaaaaa",
+        "message": "aaaaaaaaaaaaaaaaaaaa"
+      }
+    }
+  }
+}