Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQChZL2nGJUKnvUhh+2OA3padQbVuOQyVIBhRgajdaMMAQGHIVV6LDgKu3y5… (1,748 chars)"
  }
}