Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFZRt/rZEUNFKswsc6UdtJbPJfORcw5OsHJKOpZXxuF6R/3sQ/P3Iv0YOrL… (844 chars)"
  }
}