Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFTTKq8AIFUAjr9jja1yGrU3R1wZTOc+MdfT1OuVlSgAQPM0/qAgssOUEUF… (844 chars)"
  }
}