[Network] Add service tags api (#35942)

* Add service tags api

* Apply prettier

---------

Co-authored-by: Karthik Gumpu (from Dev Box) <[email protected]>

Author: karthik-gumpu

specification/network/resource-manager/Microsoft.Network/stable/2024-07-01/examples/NspServiceTagsList.json

@@ -0,0 +1,28 @@
+{
+  "title": "List of service tags supported by NSP.",
+  "parameters": {
+    "api-version": "2024-07-01",
+    "subscriptionId": "subId",
+    "location": "westus"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "serviceTags": [
+              "ActionGroup",
+              "AppConfigurationInternal",
+              "AzureCloud",
+              "PRIVATE",
+              "ApiManagement",
+              "MicrosoftPublicIPSpace",
+              "MicrosoftPrivateIPSpace"
+            ]
+          }
+        ],
+        "nextLink": "{baseurl}/subscriptions/{subscriptionId}/providers/Microsoft.Network/locations/{location}/nspServiceTags?api-version=2024-07-01&$skipToken=10"
+      }
+    }
+  }
+}

specification/network/resource-manager/Microsoft.Network/stable/2024-07-01/networkSecurityPerimeter.json

@@ -1493,6 +1493,48 @@
           }
         }
       }
+    },
+    "/subscriptions/{subscriptionId}/providers/Microsoft.Network/locations/{location}/nspServiceTags": {
+      "get": {
+        "tags": [
+          "NetworkSecurityPerimeterServiceTags"
+        ],
+        "operationId": "NetworkSecurityPerimeterServiceTags_List",
+        "description": "Gets the list of service tags supported by NSP. These service tags can be used to create access rules in NSP.",
+        "x-ms-pageable": {
+          "nextLinkName": "nextLink"
+        },
+        "parameters": [
+          {
+            "$ref": "./network.json#/parameters/SubscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/LocationParameter"
+          },
+          {
+            "$ref": "./network.json#/parameters/ApiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Request successful. Returns the list of service tags supported by NSP.",
+            "schema": {
+              "$ref": "#/definitions/NspServiceTagsListResult"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "./network.json#/definitions/CloudError"
+            }
+          }
+        },
+        "x-ms-examples": {
+          "NSPServiceTagsList": {
+            "$ref": "./examples/NspServiceTagsList.json"
+          }
+        }
+      }
     }
   },
   "definitions": {
@@ -2244,6 +2286,36 @@
         }
       },
       "description": "Result of the request to list NSP logging configuration. Contains a list of NSP logging configurations and a URL link to get the next set of results."
+    },
+    "NspServiceTagsListResult": {
+      "type": "object",
+      "properties": {
+        "value": {
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/NspServiceTagsResource"
+          },
+          "description": "Gets paged list of NSP service tags."
+        },
+        "nextLink": {
+          "type": "string",
+          "description": "Gets the URL to get the next page of results."
+        }
+      },
+      "description": "Result of the request to list NSP service tags."
+    },
+    "NspServiceTagsResource": {
+      "type": "object",
+      "properties": {
+        "serviceTags": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          },
+          "description": "NSP service tags."
+        }
+      },
+      "description": "Resource containing list of NSP service tags."
     }
   },
   "parameters": {