Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHp7l+7ht9gXNRfg4XRzFytsxy1i6DXPukNbGaQrE8jklyqRWu+ebYnO5VE… (844 chars)"
  }
}