Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDkGmZggSk6eF3DVpSNlNWxqV1P3N82Te380dZ0QqBsVm7t0/O4DjAyP678… (1,748 chars)"
  }
}