Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCeQvwNGZ8PdHpEZYkNlHbjSNAsxe9OGc/HPdybzXArnSn00ZSu8itT8JHj… (1,748 chars)"
  }
}