Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDQGX42GiSBXn2xlo3PKjOhbBnHo+LNpNaN9DYXYaQP9iwcbSlGf7uk2dny… (1,748 chars)"
  }
}