Amazon Step Functions Tag Structure

{
  "type": "object",
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/amazon-step-functions/refs/heads/main/json-structure/amazon-step-functions-tag-structure.json",
  "name": "Tag",
  "description": "<p>Tags are key-value pairs that can be associated with Step Functions state machines and activities.</p> <p>An array of key-value pairs. For more information, see <a href=\"https://docs.aws.amazon.com/awsaccountbilling/latest/aboutv2/cost-alloc-tags.html\">Using Cost Allocation Tags</a> in the <i>Amazon Web Services Billing and Cost Management User Guide</i>, and <a href=\"https://docs.aws.amazon.com/IAM/latest/UserGuide/access_iam-tags.html\">Controlling Access Using IAM Tags</a>.</p> <p>Tags may only contain Unicode letters, digits, white space, or these symbols: <code>_ . : / = + - @</code>.</p>",
  "properties": {
    "key": {
      "allOf": [
        {
          "$ref": "#/components/schemas/TagKey"
        },
        {
          "description": "The key of a tag."
        }
      ]
    },
    "value": {
      "allOf": [
        {
          "$ref": "#/components/schemas/TagValue"
        },
        {
          "description": "The value of a tag."
        }
      ]
    }
  }
}