Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQB+CRgZxjviR9Srd/zKI1XmiwopOxiVko2QN40wHgGwsCvXR39zo5I3q+UO… (1,748 chars)"
  }
}