[ONOS-3394] Json models for REST api

Change-Id: I69c396ae08d25e83dce31e4d2ec92cd9a28c54f5
diff --git a/web/api/src/main/resources/definitions/TopologyInfrastructure.json b/web/api/src/main/resources/definitions/TopologyInfrastructure.json
new file mode 100644
index 0000000..64564c0
--- /dev/null
+++ b/web/api/src/main/resources/definitions/TopologyInfrastructure.json
@@ -0,0 +1,13 @@
+{
+  "type": "object",
+  "title": "response",
+  "required": [
+    "infrastructure"
+  ],
+  "properties": {
+    "infrastructure": {
+      "type": "boolean",
+      "example": true
+    }
+  }
+}
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