Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGhyxCOsWQeY23tPicYp5yBFEBQlT+qaYa4VrP5WooAtQVFh9vXuIVoKfHw… (844 chars)"
  }
}