Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCXDytiXfKZiwj0G+oRX2HF5MUUEiZPudalyRjPgH9fBVv5v+6kNkN8ruuw… (1,748 chars)"
  }
}