Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC/iNzfgdqTFeVdYZFVgpdFy5y4vMGsQtlIMovusWLmLyfV34AH0evSgGq+… (1,748 chars)"
  }
}