Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAE+l3ZWGl6NqhEPLzWa08BbSRdRgGpPjBrx1f4CPzo32a6YEfwoWwd329I… (1,748 chars)"
  }
}