fix: Update storage policy assignments (#396)

openapi.json

@@ -14,7 +14,7 @@
       "url": "http://www.apache.org/licenses/LICENSE-2.0"
     },
     "version": "2.0.0",
-    "x-box-commit-hash": "d6b3a4d2fb"
+    "x-box-commit-hash": "62f9b75d05"
   },
   "servers": [
     {
@@ -32248,6 +32248,10 @@
         ],
         "x-box-variant": "mini",
         "description": "A mini description of a Storage Policy object",
+        "required": [
+          "id",
+          "type"
+        ],
         "properties": {
           "id": {
             "type": "string",
@@ -32270,7 +32274,24 @@
         "x-box-resource-id": "storage_policy_assignment",
         "x-box-tag": "storage_policy_assignments",
         "description": "The assignment of a storage policy to a user or enterprise",
+        "required": [
+          "id",
+          "type"
+        ],
         "properties": {
+          "id": {
+            "type": "string",
+            "description": "The unique identifier for a storage policy assignment.",
+            "example": "ZW50ZXJwcmlzZV8xMjM0NTY3ODkw"
+          },
+          "type": {
+            "type": "string",
+            "description": "`storage_policy_assignment`",
+            "example": "storage_policy_assignment",
+            "enum": [
+              "storage_policy_assignment"
+            ]
+          },
           "storage_policy": {
             "allOf": [
               {