Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDXbsK5hnJNaN1KieZPmRJ1WyQHw44DKu0beIz2PaC1NwTAKvOn9qnVzXx7… (844 chars)"
  }
}