Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE8QbcupM9uMuVoRc4VGOr0qXVf5wPJQA0wBuEbF4Jm4Fl+XSLszG+30Y2r… (844 chars)"
  }
}