Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA21wALS/gwZFCUANJHYBddAf/pfwvhb/L++cRHjcl3by6TP0b6T9g+Aj57… (1,748 chars)"
  }
}