Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQExhzO6sOlr/AbwygbPBezTTjAxUjHhjX0gXSGVm6TL9RgGLRFWY7JW1W3U… (1,748 chars)"
  }
}