<p>Add tags to the specified Amazon SNS topic. For an overview, see <a href="https://docs.aws.amazon.com/sns/latest/dg/sns-tags.html">Amazon SNS Tags</a> in the <i>Amazon SNS Developer Guide</i>.</p> <p>When you use topic tags, keep the following guidelines in mind:</p> <ul> <li> <p>Adding more than 50 tags to a topic isn't recommended.</p> </li> <li> <p>Tags don't have any semantic meaning. Amazon SNS interprets tags as character strings.</p> </li> <li> <p>Tags are case-sensitive.</p> </li> <li> <p>A new tag with a key identical to that of an existing tag overwrites the existing tag.</p> </li> <li> <p>Tagging actions are limited to 10 TPS per Amazon Web Services account, per Amazon Web Services Region. If your application requires a higher throughput, file a <a href="https://console.aws.amazon.com/support/home#/case/create?issueType=technical">technical support request</a>.</p> </li> </ul>

{
  "success": true,
  "data": {
    "id": "abc123",
    "created_at": "2025-01-01T00:00:00Z"
  }
}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid request parameters"
  }
}