Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGjyw4ZIrZfROSYRyD7e2OKq31d1AwnGuLdYJ34m4ZuFy9IGF3j8t7FLRD8… (1,748 chars)"
  }
}