Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA8JGhybvHFEClgYiFIVt7eUNvw5lUO+VJ18/ACZpSSIUCOx4Cd7ku4k0W4… (1,748 chars)"
  }
}