Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGdo6xQiOyaN79RUs3HjhfekbLwiu3LKadKicjfGnYQ7XRwCF4jFLHlP2e/… (1,748 chars)"
  }
}