Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDYZ7hkHcJRXnVud9y1NR7a1EkKyS+KeyaY4MWlUnkc3wpMQ56dErn0tn/8… (1,748 chars)"
  }
}