Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEJaPU6uK1bEc1e3/cjyYQqTjZiTGUcQWEw6FZvQQO5LiIvoCk/Wst3Dc2G… (844 chars)"
  }
}