{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "TabProperties",
  "type": "object",
  "description": "Properties of a tab.",
  "properties": {
    "tabId": {
      "type": "string",
      "description": "Output only. The ID of the tab."
    },
    "title": {
      "type": "string",
      "description": "The title of the tab."
    },
    "parentTabId": {
      "type": "string",
      "description": "Output only. The ID of the parent tab. Empty if this is a root-level tab."
    },
    "index": {
      "type": "integer",
      "description": "The zero-based index of the tab amongst its siblings."
    }
  }
}