Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCPJcKCBW/XEb9V0oJy+oVW40GoDuZLf/QChmkqzuJdLROY2cHbsJV94MG7… (844 chars)"
  }
}