Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFKKkQ2Bjl9niQxT8XlMFKyKkXinPNPQZ/lXHH9kW0QhHp75RU9/wgKSiq5… (844 chars)"
  }
}