Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD+KzJHYqMPjVhWKg7TVBX8BoDmDyjOQfgEN5/0H+P6ZF4vZcJOiRq4l9BM… (1,748 chars)"
  }
}