Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDqPYYcDdzRupgIh1Y1x0ldWDI0Yk8pIF0w3QWXDAnMAlLGA9Y6iDKEM3Ep… (1,748 chars)"
  }
}