Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBKRvlL+53orH9FHu5PnsAVOo0IEDXsFcPs9cOsHgJGhAXHBRpGWJz6e/E6… (844 chars)"
  }
}