Merge pull request #7562 from segmentio/tiktok-audiences-permissions

Added permissions prerequisite info [DOC-1096]

Author: pwseg

src/connections/destinations/catalog/actions-tiktok-audiences/index.md

@@ -23,7 +23,9 @@ By using Segment's TikTok Audiences destination, you can increase traffic and dr
 
 ### Prerequisites
 
-Before connecting to the TikTok Audiences destination, you must have a [TikTok Ads Manager](https://www.tiktok.com/business/en-US/solutions/ads-manager){:target="_blank"} account. 
+Before connecting to the TikTok Audiences destination, you must have a [TikTok Ads Manager](https://www.tiktok.com/business/en-US/solutions/ads-manager){:target="_blank"} account, with either Admin or Operator permissions to create and manage campaigns in TikTok.
+
+For more details on account and access level permissions, refer to [TikTok's documentation](https://ads.tiktok.com/help/article/how-to-assign-asset-level-permissions?lang=en){:target="_blank"}.
 
 ### TikTok Audience Segments