Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQARXyco3qP/ENmVvB+kiw3AUBAzVp11RI8hxqhGhPfaQlXxC9pd0L7Hqv15… (1,748 chars)"
  }
}