Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQF7uXHiVcpsOrb2RoYcWRSG4YO+lusdR0tl0NkRX5VYZx04qzo0jrn3ApBc… (1,748 chars)"
  }
}