Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDot0HpqHxu2uYjzDIzWisaEjO+Tcfl2h/TQpBNztOCHTywCtRY1rVQswxu… (1,748 chars)"
  }
}