Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBf9xCV0+CGAEg4LMOwpGZW9wLuH45/jn+ofjsElGKyPRz5y3rPUM8HV9wp… (1,748 chars)"
  }
}