add PAT rate limiting info (#514)

src/pages/ipa/guides/authentication.mdx

@@ -1,3 +1,4 @@
+import {Note} from "../../../components/mdx";
 export const description =
   'In this guide, we’ll look at how authentication works. NetBird offers two ways to authenticate your API requests: OAuth2 and personal access tokens.'
 
@@ -20,6 +21,10 @@ Always keep your token safe and reset it if you suspect it has been compromised.
 
 When establishing a connection using [PATs](/manage/public-api), you will need your access token — you can create one in the [NetBird dashboard](https://app.netbird.io/users) under User settings. It is recommended to use [service users](/manage/public-api) for all organization wide flows calling the API.  Here's how to add the token to the request header using cURL:
 
+<Note>
+    For the cloud solution we are limiting the usage to 120 requests per minute with burst of 1200 requests. If your workload requires more requests, please contact us at [support@netbird.io](mailto:support@netbird.io).
+</Note>
+
 ```bash {{ title: 'Example request with personal access token' }}
 curl https://api.netbird.io/api/users \
   -H "Authorization: Token {token}"